| VARIABLE | Question Number | 1995 Variable Comparison | TYPE | LENGTH | FORMAT | LABEL | Person pre-9/11 variable | Person post-9/11 variable | Long distance trip pre-9/11 variable | Long distance trip post-9/11 variable |
|---|---|---|---|---|---|---|---|---|---|---|
| ACC_FLAG | I5* | Char | 2 | $YES_NO | Access place-airport/bus terminal | LD_PRE | LD_PST | |||
| ACCDIV | * | Char | 2 | $CEN_DIV | Access place (to far dest)-Census div | LD_PRE | LD_PST | |||
| ACCMDOB | Num | 8 | YES_NO | Charter/school/other bus- to airport/terminal | LD_PRE | LD_PST | ||||
| ACCMDOT | Num | 8 | YES_NO | Intercity/other train- to airport/terminal | LD_PRE | LD_PST | ||||
| ACCMDOTH | Num | 8 | YES_NO | Other means- to airport/terminal | LD_PRE | LD_PST | ||||
| ACCMDPOV | Num | 8 | YES_NO | Personal vehicle- to airport/terminal | LD_PRE | LD_PST | ||||
| ACCMDPTB | Num | 8 | YES_NO | Public transit bus- to airport/terminal | LD_PRE | LD_PST | ||||
| ACCMDSHP | Num | 8 | YES_NO | Ferry/boat/ship- to airport/terminal | LD_PRE | LD_PST | ||||
| ACCMDSHT | Num | 8 | YES_NO | Shuttle/limo- to airport/terminal | LD_PRE | LD_PST | ||||
| ACCMDSUB | Num | 8 | YES_NO | Subway/commuter train- to airport/terminal | LD_PRE | LD_PST | ||||
| ACCMDTXI | Num | 8 | YES_NO | Taxi- to airport/terminal | LD_PRE | LD_PST | ||||
| ACCMDWLK | Num | 8 | YES_NO | Walking- to airport/terminal | LD_PRE | LD_PST | ||||
| ACCMOD21 | I8* | Char | 2 | $MODEB | Trans used: start to access place-1 | LD_PRE | LD_PST | |||
| ACCMOD22 | I8* | Char | 2 | $MODEB | Trans used: start to access place-2 | LD_PRE | LD_PST | |||
| ACCMOD23 | I8* | Char | 2 | $MODEB | Trans used: start to access place-3 | LD_PRE | LD_PST | |||
| ACCMODE1 | I8 | Char | 2 | $MODE | Det trans used: start to access place-1 | LD_PRE | LD_PST | |||
| ACCMODE2 | I8 | Char | 2 | $MODE | Det trans used: start to access place-2 | LD_PRE | LD_PST | |||
| ACCMODE3 | I8 | Char | 2 | $MODE | Det trans used: start to access place-3 | LD_PRE | LD_PST | |||
| ACCMSA | * | Char | 4 | $MSA | Access place (to far dest)-PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| ACCREG | * | Char | 2 | $CEN_REG | Access place (to far dest)-Census region | LD_PRE | LD_PST | |||
| ACCST | I9 | Char | 2 | $STATE | Access place (to far dest)-State | LD_PRE | LD_PST | |||
| AGERANGE | C10 | NQR | Char | 2 | $YES_NO | HH member 18 years or older | PER_PRE | PER_PST | ||
| BEGTRAV | * | Char | 6 | Beginning date of travel period | LD_PRE | LD_PST | ||||
| BEGTRIP | H1* | Char | 6 | Beginning date of trip (YYYYMM) | LD_PRE | LD_PST | ||||
| BORNINUS | M8 | NQR | Char | 2 | $YES_NO | Respondent was born in U.S. | PER_PRE | PER_PST | ||
| CARRODE | E18 | NQR | Num | 8 | CARRODE | Number of people in work carpool | PER_PRE | PER_PST | ||
| CDIVMSAR | * | NQR | Char | 2 | $CDIVMSA | HHs by Census div., MSA size, rail | PER_PRE | PER_PST | LD_PRE | LD_PST |
| CENSUS_D | * | Y | Char | 2 | $CEN_DIV | Household Census division | PER_PRE | PER_PST | LD_PRE | LD_PST |
| CENSUS_R | * | Y | Char | 2 | $CEN_REG | Household Census region | PER_PRE | PER_PST | LD_PRE | LD_PST |
| CNTTDTR | * | NQR | Num | 8 | Cnt of trav day pers trips for this resp | PER_PRE | PER_PST | |||
| CNTTPTR | H1* | Num | 8 | MISSING | Cnt of trav period pers trips- this resp | PER_PRE | PER_PST | |||
| CNTTPUNQ | H1* | Num | 8 | MISSING | Number of unique travel period trips | PER_PRE | PER_PST | |||
| COMMDRVR | E8* | NQR | Char | 2 | $YES_NO | Commercial driver | PER_PRE | PER_PST | ||
| COMMUTE | I13* | Char | 2 | $YES_NO | Trip purpose was to commute? | LD_PRE | LD_PST | |||
| CONDNIGH | M6C | NQR | Char | 2 | $YES_NO | Med cond limits driving to daytime | PER_PRE | PER_PST | ||
| CONDPUB | M6E | NQR | Char | 2 | $YES_NO | Med cond limits use of public trans | PER_PRE | PER_PST | ||
| CONDRIDE | M6B | NQR | Char | 2 | $YES_NO | Med cond results in asking for rides | PER_PRE | PER_PST | ||
| CONDRIVE | M6D | NQR | Char | 2 | $YES_NO | Med cond requires giving up driving | PER_PRE | PER_PST | ||
| CONDSPEC | M6F | NQR | Char | 2 | $YES_NO | Med cond requires special transport | PER_PRE | PER_PST | ||
| CONDTRAV | M6A | NQR | Char | 2 | $YES_NO | Med cond results in less travel | PER_PRE | PER_PST | ||
| DIARYCMP | G2* | Y | Char | 2 | $YES_NO | Was diary completed | PER_PRE | PER_PST | ||
| DIFFDATE | * | Y | Num | 8 | MISSING | Days between trav day and person int. | PER_PRE | PER_PST | ||
| DISTBLOC | E14* | NQR | Num | 8 | MISSING | Distance to work if reported in blocks | PER_PRE | PER_PST | ||
| DISTTOWK | E14* | Y | Num | 8 | MISSING | Distance to work in miles | PER_PRE | PER_PST | ||
| DRIVER | C8* | SD | Char | 2 | $DRIVER | Driver status of respondent | PER_PRE | PER_PST | LD_PRE | LD_PST |
| DRVRCNT | C8* | Y | Num | 8 | Count of drivers in HH | PER_PRE | PER_PST | LD_PRE | LD_PST | |
| DTACDT | L2K | NR | Char | 2 | $DT | Worrying about a traffic accident | PER_PRE | PER_PST | ||
| DTCONJ | L2A | NR | Char | 2 | $DT | Highway congestion | PER_PRE | PER_PST | ||
| DTDISTRC | L2H | NQR | Char | 2 | $DT | Distracted drivers | PER_PRE | PER_PST | ||
| DTDRUNK | L2G | NQR | Char | 2 | $DT | Drunk drivers | PER_PRE | PER_PST | ||
| DTGAS | L2B | NQR | Char | 2 | $DT | Price of gasoline | PER_PRE | PER_PST | ||
| DTNOWALK | L2C | NQR | Char | 2 | $DT | Lack of walkways or sidewalks | PER_PRE | PER_PST | ||
| DTPVPOT | L2E | NQR | Char | 2 | $DT | Rough pavement or potholes | PER_PRE | PER_PST | ||
| DTRRAGE | L2F | NQR | Char | 2 | $DT | Aggressive drivers on the road | PER_PRE | PER_PST | ||
| DTSPEED | L2I | NQR | Char | 2 | $DT | Drivers speeding | PER_PRE | PER_PST | ||
| DTTIEUP | L2D | NR | Char | 2 | $DT | Traffic or road congestion | PER_PRE | PER_PST | ||
| DTTRUCKS | L2J | NQR | Char | 2 | $DT | Number of large trucks on road | PER_PRE | PER_PST | ||
| EDITRECU | * | Char | 1 | $YES_NO | RECURR imputed. 1:Yes, 0:No | LD_PRE | LD_PST | |||
| EDUC | M7 | Y | Char | 2 | $EDUC | Highest Education Level | PER_PRE | PER_PST | LD_PRE | LD_PST |
| EGR_FLAG | I5* | Char | 2 | $YES_NO | Egress place-airport/bus terminal | LD_PRE | LD_PST | |||
| EGRDIV | * | Char | 2 | $CEN_DIV | Egress place (to far dest)-Census div | LD_PRE | LD_PST | |||
| EGRMDOB | Num | 8 | YES_NO | Charter/school/other bus- from airport/terminal | LD_PRE | LD_PST | ||||
| EGRMDOT | Num | 8 | YES_NO | Intercity/other train- from airport/terminal | LD_PRE | LD_PST | ||||
| EGRMDOTH | Num | 8 | YES_NO | Other means- from airport/terminal | LD_PRE | LD_PST | ||||
| EGRMDPOV | Num | 8 | YES_NO | Personal vehicle- from airport/terminal | LD_PRE | LD_PST | ||||
| EGRMDPTB | Num | 8 | YES_NO | Public transit bus- from airport/terminal | LD_PRE | LD_PST | ||||
| EGRMDSHP | Num | 8 | YES_NO | Ferry/boat/ship- from airport/terminal | LD_PRE | LD_PST | ||||
| EGRMDSHT | Num | 8 | YES_NO | Shuttle/limo- from airport/terminal | LD_PRE | LD_PST | ||||
| EGRMDSUB | Num | 8 | YES_NO | Subway/commuter train- from airport/terminal | LD_PRE | LD_PST | ||||
| EGRMDTXI | Num | 8 | YES_NO | Taxi- from airport/terminal | LD_PRE | LD_PST | ||||
| EGRMDWLK | Num | 8 | YES_NO | Walking- from airport/terminal | LD_PRE | LD_PST | ||||
| EGRMOD21 | I11* | Char | 2 | $MODEB | Trans used: egress place to dest-1 | LD_PRE | LD_PST | |||
| EGRMOD22 | I11* | Char | 2 | $MODEB | Trans used: egress place to dest-2 | LD_PRE | LD_PST | |||
| EGRMOD23 | I11* | Char | 2 | $MODEB | Trans used: egress place to dest-3 | LD_PRE | LD_PST | |||
| EGRMODE1 | I11 | Char | 2 | $MODE | Det trans used: egress place to dest-1 | LD_PRE | LD_PST | |||
| EGRMODE2 | I11 | Char | 2 | $MODE | Det trans used: egress place to dest-2 | LD_PRE | LD_PST | |||
| EGRMODE3 | I11 | Char | 2 | $MODE | Det trans used: egress place to dest-3 | LD_PRE | LD_PST | |||
| EGRMSA | * | Char | 4 | $MSA | Egress place (to far dest)-PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| EGRREG | * | Char | 2 | $CEN_REG | Egress place (to far dest)-Census region | LD_PRE | LD_PST | |||
| EGRST | I10 | Char | 2 | $STATE | Egress place (to far dest)-State | LD_PRE | LD_PST | |||
| ENDTRAV | * | Char | 6 | Ending date of travel period | LD_PRE | LD_PST | ||||
| ENDTRIP | H1* | Char | 6 | Ending date of trip (YYYYMM) | LD_PRE | LD_PST | ||||
| FARDIV | * | Char | 2 | $CEN_DIV | Farthest destination Census division | LD_PRE | LD_PST | |||
| FARLODG1 | I14 | Char | 2 | $FARLODG | Farthest destination-lodging1 | LD_PRE | LD_PST | |||
| FARLODG2 | I14 | Char | 2 | $FARLODG | Farthest destination-lodging1 | LD_PRE | LD_PST | |||
| FARLODG3 | I14 | Char | 2 | $FARLODG | Farthest destination-lodging1 | LD_PRE | LD_PST | |||
| FARMDOB | Num | 8 | YES_NO | Charter/school/other bus- at destination | LD_PRE | LD_PST | ||||
| FARMDOT | Num | 8 | YES_NO | Intercity/other train- at destination | LD_PRE | LD_PST | ||||
| FARMDOTH | Num | 8 | YES_NO | Other means- at destination | LD_PRE | LD_PST | ||||
| FARMDPOV | Num | 8 | YES_NO | Personal vehicle- at destination | LD_PRE | LD_PST | ||||
| FARMDPTB | Num | 8 | YES_NO | Public transit bus- at destination | LD_PRE | LD_PST | ||||
| FARMDSHP | Num | 8 | YES_NO | Ferry/boat/ship- at destination | LD_PRE | LD_PST | ||||
| FARMDSHT | Num | 8 | YES_NO | Shuttle/limo- at destination | LD_PRE | LD_PST | ||||
| FARMDSUB | Num | 8 | YES_NO | Subway/commuter train- at destination | LD_PRE | LD_PST | ||||
| FARMDTXI | Num | 8 | YES_NO | Taxi- at destination | LD_PRE | LD_PST | ||||
| FARMDWLK | Num | 8 | YES_NO | Walking- to at destination | LD_PRE | LD_PST | ||||
| FARMOD21 | I12* | Char | 2 | $MODEB | Trans used: farthest destination-1 | LD_PRE | LD_PST | |||
| FARMOD22 | I12* | Char | 2 | $MODEB | Trans used: farthest destination-2 | LD_PRE | LD_PST | |||
| FARMOD23 | I12* | Char | 2 | $MODEB | Trans used: farthest destination-3 | LD_PRE | LD_PST | |||
| FARMOD24 | I12* | Char | 2 | $MODEB | Trans used: farthest destination-4 | LD_PRE | LD_PST | |||
| FARMOD25 | I12* | Char | 2 | $MODEB | Trans used: farthest destination-5 | LD_PRE | LD_PST | |||
| FARMODE1 | I12 | Char | 2 | $MODE | Det trans used: farthest dest-1 | LD_PRE | LD_PST | |||
| FARMODE2 | I12 | Char | 2 | $MODE | Det trans used: farthest dest-2 | LD_PRE | LD_PST | |||
| FARMODE3 | I12 | Char | 2 | $MODE | Det trans used: farthest dest-3 | LD_PRE | LD_PST | |||
| FARMODE4 | I12 | Char | 2 | $MODE | Det trans used: farthest dest-4 | LD_PRE | LD_PST | |||
| FARMODE5 | I12 | Char | 2 | $MODE | Det trans used: farthest dest-5 | LD_PRE | LD_PST | |||
| FARMSA | * | Char | 4 | $MSA | Farthest destination PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| FARREA21 | I13* | Char | 2 | $REASONB | Main reason for TP trip-1 | LD_PRE | LD_PST | |||
| FARREA22 | I13* | Char | 2 | $REASONB | Other reason for TP trip-1 | LD_PRE | LD_PST | |||
| FARREA23 | I13* | Char | 2 | $REASONB | Other reason for TP trip-2 | LD_PRE | LD_PST | |||
| FARREA24 | I13* | Char | 2 | $REASONB | Other reason for TP trip-3 | LD_PRE | LD_PST | |||
| FARREAS1 | I13 | Char | 2 | $REASON | Det main reason for trip-1 | LD_PRE | LD_PST | |||
| FARREAS2 | I13 | Char | 2 | $REASON | Det main reason for trip-2 | LD_PRE | LD_PST | |||
| FARREAS3 | I13 | Char | 2 | $REASON | Det main reason for trip-3 | LD_PRE | LD_PST | |||
| FARREAS4 | I13 | Char | 2 | $REASON | Det main reason for trip-4 | LD_PRE | LD_PST | |||
| FARREG | * | Char | 2 | $CEN_REG | Farthest destination: Census region | LD_PRE | LD_PST | |||
| FARST | H1 | Char | 2 | $STATE | Farthest destination: State | LD_PRE | LD_PST | |||
| FARSTOP | I16 | Char | 2 | $YES_NO | Any overnight stops to destination | LD_PRE | LD_PST | |||
| FLGPRDRV | * | NQR | Char | 2 | $FLGPRDR | Primary driver status of respondent | PER_PRE | PER_PST | ||
| FRSTHM | G8 | NQR | Char | 2 | $YES_NO | At home at start of travel day | PER_PRE | PER_PST | ||
| GCDACCOD | * | Num | 8 | MISSING | Great Circle Distance: origin to access | LD_PRE | LD_PST | |||
| GCDDO | * | Num | 8 | MISSING | Great Circle Distance: dest to origin | LD_PRE | LD_PST | |||
| GCDEGROD | * | Num | 8 | MISSING | Great Circle Distance: egress to dest | LD_PRE | LD_PST | |||
| GCDOD | * | Num | 8 | MISSING | Great Circle Distance: origin to dest | LD_PRE | LD_PST | |||
| GCDTOT | * | Num | 8 | MISSING | Total trip great circle distance miles | LD_PRE | LD_PST | |||
| GCDWORK | * | NQR | Num | 8 | GCDWORK | Great Circle distance to work (miles) | PER_PRE | PER_PST | ||
| GT1JBLWK | E6 | Y | Char | 2 | $YES_NO | Have more than one job | PER_PRE | PER_PST | ||
| HBHRESDN | Char | 9 | $RESD | Housing units per sq mile - Block group | PER_PRE | PER_PST | LD_PRE | LD_PST | ||
| HBHTNRNT | Char | 9 | $MISSING | Percent renter-occupied - Block group | PER_PRE | PER_PST | LD_PRE | LD_PST | ||
| HBHUR | Char | 2 | $HUR | Urban / Rural indicator - Block group | PER_PRE | PER_PST | LD_PRE | LD_PST | ||
| HBPPOPDN | Char | 9 | $POPD | Population per sq mile - Block group | PER_PRE | PER_PST | LD_PRE | LD_PST | ||
| HH_HISP | C6 | Char | 2 | $YES_NO | Hispanic status of HH respondent | LD_PRE | LD_PST | |||
| HH_ONTP | I2* | Num | 8 | Num of HH members on travel period trip | LD_PRE | LD_PST | ||||
| HHC_MSA | * | Char | 4 | $MSA | MSA or CMSA Code for HH | PER_PRE | PER_PST | LD_PRE | LD_PST | |
| HHFAMINC | M14* | SD | Char | 2 | $INCOME | Total HH family income (last 12 months) | PER_PRE | PER_PST | LD_PRE | LD_PST |
| HHINCTTL | M14* | NQR | Char | 2 | $INCOME | Total income all HH members | PER_PRE | PER_PST | LD_PRE | LD_PST |
| HHMDRV | I7 | Char | 2 | $HHMDRV | Person number of driver | LD_PRE | LD_PST | |||
| HHR_DRVR | * | NQ | Char | 2 | $HHR_DRV | Driver status of HH respondent | PER_PRE | PER_PST | ||
| HHR_EDUC | M7* | NQ | Char | 2 | $EDUC | Education level of HH respondent | PER_PRE | PER_PST | LD_PRE | LD_PST |
| HHR_HISP | C6* | NQ | Char | 2 | $YES_NO | Hispanic status of HH respondent | PER_PRE | PER_PST | LD_PRE | LD_PST |
| HHR_RACE | C7* | NQ | Char | 2 | $HHR_RAC | Race of HH respondent | PER_PRE | PER_PST | LD_PRE | LD_PST |
| HHR_WRKR | * | NQ | Char | 2 | $YES_NO | Worker status of HH respondent | PER_PRE | PER_PST | LD_PRE | LD_PST |
| HHRESP | * | Y | Char | 2 | Person number of HH interview respondent | PER_PRE | PER_PST | LD_PRE | LD_PST | |
| HHSIZE | C3* | Y | Num | 8 | Count of HH members | PER_PRE | PER_PST | LD_PRE | LD_PST | |
| HHSTATE | D4* | SD | Char | 2 | $STATE | State of HH location | PER_PRE | PER_PST | LD_PRE | LD_PST |
| HHSTFIPS | * | SD | Char | 2 | $FIPSTAT | FIPS State Code for HH | PER_PRE | PER_PST | LD_PRE | LD_PST |
| HHVEHCNT | B1* | Y | Num | 8 | Count of vehicles in HH | PER_PRE | PER_PST | LD_PRE | LD_PST | |
| HOMEOWN | C2 | Y | Char | 2 | $HOMEOWN | Housing unit owned or rented | PER_PRE | PER_PST | LD_PRE | LD_PST |
| HOMETYPE | C1 | NR | Char | 2 | $HOMETYP | Type of housing unit | PER_PRE | PER_PST | LD_PRE | LD_PST |
| HOUSEID | * | Y | Char | 8 | Household ID | PER_PRE | PER_PST | LD_PRE | LD_PST | |
| HTEEMPDN | Num | 8 | MISSING | Jobs per sq mile - Tract level | PER_PRE | PER_PST | LD_PRE | LD_PST | ||
| HTHRESDN | Char | 9 | $RESD | Housing units per sq mile - Tract level | PER_PRE | PER_PST | LD_PRE | LD_PST | ||
| HTHTNRNT | Num | 8 | MISSING | Percent renter-occupied - Tract level | PER_PRE | PER_PST | LD_PRE | LD_PST | ||
| HTHUR | Char | 2 | $HUR | Urban / Rural indicator - Tract level | PER_PRE | PER_PST | LD_PRE | LD_PST | ||
| HTPPOPDN | Char | 9 | $POPD | Population per sq mile - Tract level | PER_PRE | PER_PST | LD_PRE | LD_PST | ||
| IFARCTRY | H1* | Char | 20 | $MISSING | Farthest intl country reached - LD trip | LD_PRE | LD_PST | |||
| IMPTAGE | * | X | Char | 1 | $YES_NO | Respondent age imputed | PER_PRE | PER_PST | LD_PRE | LD_PST |
| IMPTHOWN | * | X | Char | 1 | $YES_NO | Home ownership imputed | PER_PRE | PER_PST | LD_PRE | LD_PST |
| IMPTHTYP | * | X | Char | 1 | $YES_NO | Home type imputed | PER_PRE | PER_PST | LD_PRE | LD_PST |
| IMPTLEDT | * | Char | 1 | $YES_NO | LVEDATE imputed. 1:Yes, 0:No | LD_PRE | LD_PST | |||
| IMPTNTIM | * | Char | 1 | $YES_NO | NTIMES imputed. 1:Yes, 0:No | LD_PRE | LD_PST | |||
| IMPTRACE | * | X | Char | 1 | $YES_NO | Race of HH respondent imputed | PER_PRE | PER_PST | LD_PRE | LD_PST |
| IMPTREDT | * | Char | 1 | $YES_NO | Recurring date imputed | LD_PRE | LD_PST | |||
| IMPTSEX | * | X | Char | 1 | $YES_NO | Respondent gender imputed | PER_PRE | PER_PST | LD_PRE | LD_PST |
| INDVINC | M24* | SD | Char | 2 | $INCOME | Income of resp. if reported separately | PER_PRE | PER_PST | ||
| INT_FLAG | * | Char | 2 | $YES_NO | International destination flag | LD_PRE | LD_PST | |||
| LANG | * | NQR | Char | 1 | $LANG | Language HH interview conducted in | PER_PRE | PER_PST | LD_PRE | LD_PST |
| LASTRPMM | G14 | NQR | Char | 2 | $LASTRPM | Month of last trip before travel day | PER_PRE | PER_PST | ||
| LASTRPYY | G14 | NQR | Char | 4 | $MISSING | Year of last trip before travel day | PER_PRE | PER_PST | ||
| LIF_CYC | * | SD | Char | 2 | $LIF_CYC | HH Life cycle classification | PER_PRE | PER_PST | LD_PRE | LD_PST |
| LSTTRDAY | G15* | NQR | Num | 8 | MISSING | Days since last trip before travel day | PER_PRE | PER_PST | ||
| LSTTRDT | G14* | NQR | Char | 6 | $MISSING | Date of last trip before travel day | PER_PRE | PER_PST | ||
| LVEMNT | H1 | Char | 2 | $MONTH | Month the travel period trip began | LD_PRE | LD_PST | |||
| LVEYR | H1 | Char | 4 | Year the travel period trip began | LD_PRE | LD_PST | ||||
| MAINMOD2 | I5* | Char | 2 | $MODEB | Trans used most to get to destination | LD_PRE | LD_PST | |||
| MAINMODE | I5* | Char | 2 | $MODE | Detail-Trans used most to get to dest | LD_PRE | LD_PST | |||
| MEDCOND | M4 | NQR | Char | 2 | $YES_NO | Have a med cond making travel difficult | PER_PRE | PER_PST | ||
| MEDCOND6 | M5 | NQR | Char | 2 | $MEDCOND | Length of time with medical condition | PER_PRE | PER_PST | ||
| MSACAT | * | NQR | Char | 2 | $MSACAT | MSA Category of HH | PER_PRE | PER_PST | LD_PRE | LD_PST |
| MSASIZE | * | Y | Char | 2 | $MSASIZE | MSA size of HH | PER_PRE | PER_PST | LD_PRE | LD_PST |
| NBIKETRP | L4 | NQR | Num | 3 | MISSING | No. of bike trips in past week | PER_PRE | PER_PST | ||
| NTIMES | H1 | Num | 3 | MISSING | Number of times TP trip was taken | LD_PRE | LD_PST | |||
| NTSAWAY | H1* | Num | 8 | Nights away on travel period trip | LD_PRE | LD_PST | ||||
| NUMADLT | C8* | SD | Num | 8 | MISSING | Number of adults (18+) in HH | PER_PRE | PER_PST | LD_PRE | LD_PST |
| NUMNHHM | I4 | Num | 4 | MISSING | Number of non-HH members on TP trip | LD_PRE | LD_PST | |||
| NWALKTRP | L3 | NQR | Num | 3 | MISSING | No. of walk trips in past week | PER_PRE | PER_PST | ||
| OCCAT | E7* | NQR | Char | 2 | $OCCAT | Occupational category of resp | PER_PRE | PER_PST | LD_PRE | LD_PST |
| ONTP_P1 | I3* | Char | 2 | $YES_NO | HH member 1 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P10 | I3* | Char | 2 | $YES_NO | HH member 10 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P11 | I3* | Char | 2 | $YES_NO | HH member 11 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P12 | I3* | Char | 2 | $YES_NO | HH member 12 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P13 | I3* | Char | 2 | $YES_NO | HH member 13 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P14 | I3* | Char | 2 | $YES_NO | HH member 14 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P2 | I3* | Char | 2 | $YES_NO | HH member 2 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P3 | I3* | Char | 2 | $YES_NO | HH member 3 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P4 | I3* | Char | 2 | $YES_NO | HH member 4 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P5 | I3* | Char | 2 | $YES_NO | HH member 5 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P6 | I3* | Char | 2 | $YES_NO | HH member 6 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P7 | I3* | Char | 2 | $YES_NO | HH member 7 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P8 | I3* | Char | 2 | $YES_NO | HH member 8 was on travel period trip | LD_PRE | LD_PST | |||
| ONTP_P9 | I3* | Char | 2 | $YES_NO | HH member 9 was on travel period trip | LD_PRE | LD_PST | |||
| OUTCNTRY | G10 | NQ | Char | 2 | $YES_NO | Out of country entire travel day | PER_PRE | PER_PST | ||
| OUTOFTWN | G9* | NQR | Char | 2 | $YES_NO | Out of town entire travel day | PER_PRE | PER_PST | ||
| PAYPROF | E4 | NQR | Char | 2 | $YES_NO | Worked for pay or profit last week | PER_PRE | PER_PST | ||
| PERSONID | * | Y | Char | 2 | $ | Person identification number | PER_PRE | PER_PST | LD_PRE | LD_PST |
| PRCASEID | * | Char | 10 | Composite person ID number | PER_PRE | PER_PST | ||||
| PRMACT | E3 | NQR | Char | 2 | $PRMACT | Primary activity last week | PER_PRE | PER_PST | LD_PRE | LD_PST |
| PRMDRVR1 | C12* | NQR | Char | 2 | $MISSING | HH vehicle resp is primary driver of | PER_PRE | PER_PST | ||
| PRMDRVR2 | C12* | NQR | Char | 2 | $MISSING | 2nd HH vehicle resp is primary driver of | PER_PRE | PER_PST | ||
| PRMDRVR3 | C12* | NQR | Char | 2 | $MISSING | 3rd HH vehicle resp is primary driver of | PER_PRE | PER_PST | ||
| PROXCAT | * | NQR | Char | 2 | $PROXCAT | Proxy status of ext int respondent | PER_PRE | PER_PST | LD_PRE | LD_PST |
| PROXY | E1 | Y | Char | 2 | $PROXY | Ext int info from respondent or proxy | PER_PRE | PER_PST | LD_PRE | LD_PST |
| PTUSED | L11 | Y | Char | 2 | $PTUSED | Public transit use last 2 months | PER_PRE | PER_PST | ||
| R_AGEWGT | * | Num | 8 | Age of respondent (imp) | PER_PRE | PER_PST | LD_PRE | LD_PST | ||
| R_RELAT | C8* | Y | Char | 2 | $R_RELAT | Ext int resp relation to HH int resp | PER_PRE | PER_PST | LD_PRE | LD_PST |
| R_SEX | C8* | Y | Char | 2 | $R_SEX | Sex of respondent | PER_PRE | PER_PST | LD_PRE | LD_PST |
| RAIL | * | NQR | Char | 2 | $RAIL | Rail (subway) category of HH | PER_PRE | PER_PST | LD_PRE | LD_PST |
| RATIO16W | * | NQR | Num | 8 | Ratio of HH adults (16+) to workers | LD_PRE | LD_PST | |||
| RATIOWV | * | NQR | Num | 8 | Ratio of HH workers to vehicles | LD_PRE | LD_PST | |||
| RECURR | H1 | Char | 2 | $YES_NO | The trip was a recurring trip | LD_PRE | LD_PST | |||
| RETMNT | H1 | Char | 2 | $MONTH | Month returned home after trip | LD_PRE | LD_PST | |||
| RETMOD2 | I15* | Char | 2 | $MODEB | Trans used most to return home | LD_PRE | LD_PST | |||
| RETMODE | I15* | Char | 2 | $MODE | Detail trans used most on return trip | LD_PRE | LD_PST | |||
| RETSTOP | I17 | Char | 2 | $YES_NO | Overnight stops on return TP trip | LD_PRE | LD_PST | |||
| RETYR | H1 | Char | 4 | Year returned home after TP trip | LD_PRE | LD_PST | ||||
| RSTP1DIV | * | Char | 2 | $CEN_DIV | Ret overnight stop 1: Census division | LD_PRE | LD_PST | |||
| RSTP1MSA | * | Char | 4 | $MSA | Ret overnight stop 1: PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| RSTP1REG | * | Char | 2 | $CEN_REG | Ret overnight stop 1: Census region | LD_PRE | LD_PST | |||
| RSTP2DIV | * | Char | 2 | $CEN_DIV | Ret overnight stop 2: Census division | LD_PRE | LD_PST | |||
| RSTP2MSA | * | Char | 4 | $MSA | Ret overnight stop 2: PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| RSTP2REG | * | Char | 2 | $CEN_REG | Ret overnight stop 2: Census region | LD_PRE | LD_PST | |||
| RSTP3DIV | * | Char | 2 | $CEN_DIV | Ret overnight stop 3: Census division | LD_PRE | LD_PST | |||
| RSTP3MSA | * | Char | 4 | $MSA | Ret overnight stop 3: PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| RSTP3REG | * | Char | 2 | $CEN_REG | Ret overnight stop 3: Census region | LD_PRE | LD_PST | |||
| RSTP4DIV | * | Char | 2 | $CEN_DIV | Ret overnight stop 4: Census division | LD_PRE | LD_PST | |||
| RSTP4MSA | * | Char | 4 | $MSA | Ret overnight stop 4: PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| RSTP4REG | * | Char | 2 | $CEN_REG | Ret overnight stop 4: Census region | LD_PRE | LD_PST | |||
| RSTPM211 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 1-1 | LD_PRE | LD_PST | |||
| RSTPM212 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 1-2 | LD_PRE | LD_PST | |||
| RSTPM213 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 1-3 | LD_PRE | LD_PST | |||
| RSTPM221 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 2-1 | LD_PRE | LD_PST | |||
| RSTPM222 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 2-2 | LD_PRE | LD_PST | |||
| RSTPM223 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 2-3 | LD_PRE | LD_PST | |||
| RSTPM231 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 3-1 | LD_PRE | LD_PST | |||
| RSTPM232 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 3-2 | LD_PRE | LD_PST | |||
| RSTPM233 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 3-3 | LD_PRE | LD_PST | |||
| RSTPM241 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 4-1 | LD_PRE | LD_PST | |||
| RSTPM242 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 4-2 | LD_PRE | LD_PST | |||
| RSTPM243 | J3* | Char | 2 | $MODEB | Trans used: ret overnight stop 4-3 | LD_PRE | LD_PST | |||
| RSTPMD11 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 1-1 | LD_PRE | LD_PST | |||
| RSTPMD12 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 1-2 | LD_PRE | LD_PST | |||
| RSTPMD13 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 1-3 | LD_PRE | LD_PST | |||
| RSTPMD21 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 2-1 | LD_PRE | LD_PST | |||
| RSTPMD22 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 2-2 | LD_PRE | LD_PST | |||
| RSTPMD23 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 2-3 | LD_PRE | LD_PST | |||
| RSTPMD31 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 3-1 | LD_PRE | LD_PST | |||
| RSTPMD32 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 3-2 | LD_PRE | LD_PST | |||
| RSTPMD33 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 3-3 | LD_PRE | LD_PST | |||
| RSTPMD41 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 4-1 | LD_PRE | LD_PST | |||
| RSTPMD42 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 4-2 | LD_PRE | LD_PST | |||
| RSTPMD43 | J3* | Char | 2 | $MODE | Det trans used: ret overnight 4-3 | LD_PRE | LD_PST | |||
| RSTPRE21 | J2* | Char | 2 | $REASONB | Ret overnight stop 1-reason | LD_PRE | LD_PST | |||
| RSTPRE22 | J2* | Char | 2 | $REASONB | Ret overnight stop 2-reason | LD_PRE | LD_PST | |||
| RSTPRE23 | J2* | Char | 2 | $REASONB | Ret overnight stop 3-reason | LD_PRE | LD_PST | |||
| RSTPRE24 | J2* | Char | 2 | $REASONB | Ret overnight stop 4-reason | LD_PRE | LD_PST | |||
| RSTPREA1 | J2* | Char | 2 | $REASON | Ret overnight stop 1-detailed reason | LD_PRE | LD_PST | |||
| RSTPREA2 | J2* | Char | 2 | $REASON | Ret overnight stop 2-detailed reason | LD_PRE | LD_PST | |||
| RSTPREA3 | J2* | Char | 2 | $REASON | Ret overnight stop 3-detailed reason | LD_PRE | LD_PST | |||
| RSTPREA4 | J2* | Char | 2 | $REASON | Ret overnight stop 4-detailed reason | LD_PRE | LD_PST | |||
| RSTPST1 | J1* | Char | 2 | $STATE | Ret overnight stop 1-State | LD_PRE | LD_PST | |||
| RSTPST2 | J1* | Char | 2 | $STATE | Ret overnight stop 2-State | LD_PRE | LD_PST | |||
| RSTPST3 | J1* | Char | 2 | $STATE | Ret overnight stop 3-State | LD_PRE | LD_PST | |||
| RSTPST4 | J1* | Char | 2 | $STATE | Ret overnight stop 4-State | LD_PRE | LD_PST | |||
| RTEACCOD | * | Num | 8 | MISSING | Route distance: origin to access | LD_PRE | LD_PST | |||
| RTEDSTDO | * | Num | 8 | MISSING | Route distance: dest to origin | LD_PRE | LD_PST | |||
| RTEDSTOD | * | Num | 8 | MISSING | Route distance: origin to dest | LD_PRE | LD_PST | |||
| RTEEGROD | * | Num | 8 | MISSING | Route distance: egress to dest | LD_PRE | LD_PST | |||
| RTETOT | * | Num | 8 | MISSING | Route distance: roundtrip | LD_PRE | LD_PST | |||
| SAMEPLC | G13 | Y | Char | 2 | $YES_NO | Stayed at same place all day | PER_PRE | PER_PST | ||
| STPS_FRM | I17* | Num | 8 | MISSING | Num overnight stops to dest | LD_PRE | LD_PST | |||
| STPS_TO | I16* | Num | 8 | MISSING | Num overnight stops to origin | LD_PRE | LD_PST | |||
| TDAYDATE | * | Y | Char | 6 | Travel day date (yyyymm) | PER_PRE | PER_PST | LD_PRE | LD_PST | |
| TDBOA911 | * | X | Char | 1 | $TD911BA | Travel day before or on/after 9/11 | PER_PRE | PER_PST | ||
| TIMETOWK | E15 | NQR | Num | 4 | TIMETOWK | Minutes to go to work last week | PER_PRE | PER_PST | ||
| TOT_DTM1 | Num | 8 | MISSING | Total Daily Trips- POV | PER_PRE | PER_PST | ||||
| TOT_DTM2 | Num | 8 | MISSING | Total Daily Trips- Transit | PER_PRE | PER_PST | ||||
| TOT_DTM3 | Num | 8 | MISSING | Total Daily Trips- School Bus | PER_PRE | PER_PST | ||||
| TOT_DTM4 | Num | 8 | MISSING | Total Daily Trips- Walk | PER_PRE | PER_PST | ||||
| TOT_DTM5 | Num | 8 | MISSING | Total Daily Trips- Other | PER_PRE | PER_PST | ||||
| TOT_DTR1 | Num | 8 | MISSING | Total Daily Trips- Work | PER_PRE | PER_PST | ||||
| TOT_DTR2 | Num | 8 | MISSING | Total Daily Trips- Work Related | PER_PRE | PER_PST | ||||
| TOT_DTR3 | Num | 8 | MISSING | Total Daily Trips- Family/Personal | PER_PRE | PER_PST | ||||
| TOT_DTR4 | Num | 8 | MISSING | Total Daily Trips- Church/School | PER_PRE | PER_PST | ||||
| TOT_DTR5 | Num | 8 | MISSING | Total Daily Trips- Social/Recreation | PER_PRE | PER_PST | ||||
| TOT_DTR6 | Num | 8 | MISSING | Total Daily Trips- Other | PER_PRE | PER_PST | ||||
| TOT_DTRP | Num | 8 | MISSING | Total Daily Trips by Person | PER_PRE | PER_PST | ||||
| TOT_TTM1 | Num | 8 | MISSING | Total Travel Period Trips-POV | PER_PRE | PER_PST | ||||
| TOT_TTM2 | Num | 8 | MISSING | Total Travel Period Trips-Air | PER_PRE | PER_PST | ||||
| TOT_TTM3 | Num | 8 | MISSING | Total Travel Period Trips-Bus | PER_PRE | PER_PST | ||||
| TOT_TTM4 | Num | 8 | MISSING | Total Travel Period Trips-Train | PER_PRE | PER_PST | ||||
| TOT_TTM5 | Num | 8 | MISSING | Total Travel Period Trips-Ship | PER_PRE | PER_PST | ||||
| TOT_TTM6 | Num | 8 | MISSING | Total Travel Period Trips-Other | PER_PRE | PER_PST | ||||
| TOT_TTR1 | Num | 8 | MISSING | Total Travel Period Trips-Business | PER_PRE | PER_PST | ||||
| TOT_TTR2 | Num | 8 | MISSING | Total Travel Period Trips-Pleasure/Leisure | PER_PRE | PER_PST | ||||
| TOT_TTR3 | Num | 8 | MISSING | Total Travel Period Trips-Personal Business | PER_PRE | PER_PST | ||||
| TOT_TTR4 | Num | 8 | MISSING | Total Travel Period Trips-Other | PER_PRE | PER_PST | ||||
| TOT_TTRP | Num | 8 | MISSING | Total Travel Period Trips by Person | PER_PRE | PER_PST | ||||
| TPBOA911 | H1* | Char | 2 | $TP911B | Travel period before or on/after 9/11 | LD_PRE | LD_PST | |||
| TPCASEID | * | Char | 12 | Composite travel period trip ID number | LD_PRE | LD_PST | ||||
| TPDRVFLG | I6* | Char | 2 | $TPDRVFL | Main driver on TP trip | LD_PRE | LD_PST | |||
| TPMSDTRP | * | Char | 2 | $MISSED | Missed trip - incorp in travel record | LD_PRE | LD_PST | |||
| TPNUMTRP | I2* | Num | 8 | Number of people on travel period trip | LD_PRE | LD_PST | ||||
| TPRECURR | * | Num | 8 | MISSING | Number of recurring TP trips | LD_PRE | LD_PST | |||
| TPTRPNUM | * | Char | 2 | Travel period trip number | LD_PRE | LD_PST | ||||
| TRAVDAY | * | Char | 1 | $TRAVDAY | Travel day - day of week | PER_PRE | PER_PST | |||
| TSTP1DIV | * | Char | 2 | $CEN_DIV | Overnight stop 1 to dest: census div | LD_PRE | LD_PST | |||
| TSTP1MSA | * | Char | 4 | $MSA | Overnight stop 1 to dest: PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| TSTP1REG | * | Char | 2 | $CEN_REG | Overnight stop 1 to dest: census reg | LD_PRE | LD_PST | |||
| TSTP2DIV | * | Char | 2 | $CEN_DIV | Overnight stop 2 to dest: census div | LD_PRE | LD_PST | |||
| TSTP2MSA | * | Char | 4 | $MSA | Overnight stop 2 to dest: PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| TSTP2REG | * | Char | 2 | $CEN_REG | Overnight stop 2 to dest: census reg | LD_PRE | LD_PST | |||
| TSTP3DIV | * | Char | 2 | $CEN_DIV | Overnight stop 3 to dest: census div | LD_PRE | LD_PST | |||
| TSTP3MSA | * | Char | 4 | $MSA | Overnight stop 3 to dest: PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| TSTP3REG | * | Char | 2 | $CEN_REG | Overnight stop 3 to dest: census reg | LD_PRE | LD_PST | |||
| TSTP4DIV | * | Char | 2 | $CEN_DIV | Overnight stop 4 to dest: census div | LD_PRE | LD_PST | |||
| TSTP4MSA | * | Char | 4 | $MSA | Overnight stop 4 to dest: PMSA/MSA/CMSA | LD_PRE | LD_PST | |||
| TSTP4REG | * | Char | 2 | $CEN_REG | Overnight stop 4 to dest: census reg | LD_PRE | LD_PST | |||
| TSTPM211 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 1-1 | LD_PRE | LD_PST | |||
| TSTPM212 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 1-2 | LD_PRE | LD_PST | |||
| TSTPM213 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 1-3 | LD_PRE | LD_PST | |||
| TSTPM221 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 2-1 | LD_PRE | LD_PST | |||
| TSTPM222 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 2-2 | LD_PRE | LD_PST | |||
| TSTPM223 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 2-3 | LD_PRE | LD_PST | |||
| TSTPM231 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 3-1 | LD_PRE | LD_PST | |||
| TSTPM232 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 3-2 | LD_PRE | LD_PST | |||
| TSTPM233 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 3-3 | LD_PRE | LD_PST | |||
| TSTPM241 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 4-1 | LD_PRE | LD_PST | |||
| TSTPM242 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 4-2 | LD_PRE | LD_PST | |||
| TSTPM243 | J3* | Char | 2 | $MODEB | Trans used: overnight stop to dest 4-3 | LD_PRE | LD_PST | |||
| TSTPMD11 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 1-1 | LD_PRE | LD_PST | |||
| TSTPMD12 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 1-2 | LD_PRE | LD_PST | |||
| TSTPMD13 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 1-3 | LD_PRE | LD_PST | |||
| TSTPMD21 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 2-1 | LD_PRE | LD_PST | |||
| TSTPMD22 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 2-2 | LD_PRE | LD_PST | |||
| TSTPMD23 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 2-3 | LD_PRE | LD_PST | |||
| TSTPMD31 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 3-1 | LD_PRE | LD_PST | |||
| TSTPMD32 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 3-2 | LD_PRE | LD_PST | |||
| TSTPMD33 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 3-3 | LD_PRE | LD_PST | |||
| TSTPMD41 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 4-1 | LD_PRE | LD_PST | |||
| TSTPMD42 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 4-2 | LD_PRE | LD_PST | |||
| TSTPMD43 | J3* | Char | 2 | $MODE | Det trans used: ovrnight stp to dest 4-3 | LD_PRE | LD_PST | |||
| TSTPRE21 | J3* | Char | 2 | $REASONB | Overnight stop 1 to dest: reason | LD_PRE | LD_PST | |||
| TSTPRE22 | J3* | Char | 2 | $REASONB | Overnight stop 2 to dest: reason | LD_PRE | LD_PST | |||
| TSTPRE23 | J3* | Char | 2 | $REASONB | Overnight stop 3 to dest: reason | LD_PRE | LD_PST | |||
| TSTPRE24 | J3* | Char | 2 | $REASONB | Overnight stop 4 to dest: reason | LD_PRE | LD_PST | |||
| TSTPREA1 | J2* | Char | 2 | $REASON | Overnight stop 1 to dest: detail reason | LD_PRE | LD_PST | |||
| TSTPREA2 | J2* | Char | 2 | $REASON | Overnight stop 2 to dest: detail reason | LD_PRE | LD_PST | |||
| TSTPREA3 | J2* | Char | 2 | $REASON | Overnight stop 3 to dest: detail reason | LD_PRE | LD_PST | |||
| TSTPREA4 | J2* | Char | 2 | $REASON | Overnight stop 4 to dest: detail reason | LD_PRE | LD_PST | |||
| TSTPST1 | J1* | Char | 2 | $STATE | Overnight stop 1 to dest: State | LD_PRE | LD_PST | |||
| TSTPST2 | J1* | Char | 2 | $STATE | Overnight stop 2 to dest: State | LD_PRE | LD_PST | |||
| TSTPST3 | J1* | Char | 2 | $STATE | Overnight stop 3 to dest: State | LD_PRE | LD_PST | |||
| TSTPST4 | J1* | Char | 2 | $STATE | Overnight stop 4 to dest: State | LD_PRE | LD_PST | |||
| URBAN | * | SD | Char | 2 | $URBAN | Household in urbanized area | PER_PRE | PER_PST | LD_PRE | LD_PST |
| URBRUR | * | Char | 2 | $URBRUR | Household in urban/rural area | PER_PRE | PER_PST | LD_PRE | LD_PST | |
| USEPUBTR | G19 | NQ | Char | 2 | $YES_NO | Used public transit on travel day | PER_PRE | PER_PST | ||
| USULDRV | E17 | NQ | Char | 2 | $USULDRV | Usually drive alone or carpool to work | PER_PRE | PER_PST | ||
| WEBACC | M1 | NQR | Char | 2 | $YES_NO | Access to Internet in past 6 months | PER_PRE | PER_PST | ||
| WEBHOME | M3 | NQR | Char | 2 | $YES_NO | Use Internet from home | PER_PRE | PER_PST | ||
| WEBOTHER | M3 | NQR | Char | 2 | $YES_NO | Use Internet from other than work & home | PER_PRE | PER_PST | ||
| WEBUSE | M2 | NQR | Char | 2 | $WEBUSE | Frequency of Internet use last 6 months | PER_PRE | PER_PST | ||
| WEBWHER | M3* | NQR | Char | 2 | $WEBWHER | Where use Internet | PER_PRE | PER_PST | ||
| WEBWORK | M3 | NQR | Char | 2 | $YES_NO | Use Internet from work | PER_PRE | PER_PST | ||
| WEEKEND | H1* | Char | 2 | $WEEKENB | Trip includes weekend | LD_PRE | LD_PST | |||
| WHERBORN | M9* | NQR | Char | 2 | $WHERBOR | Region of birth | PER_PRE | PER_PST | ||
| WKFMHM2M | E19 | Y | Char | 2 | $WKFMHM | Work from home instead of workplace | PER_PRE | PER_PST | ||
| WKFMHMXX | E20 | NQR | Char | 2 | $WKFMHMX | Frequency of working from home | PER_PRE | PER_PST | ||
| WKFTPT | E5 | NQR | Char | 2 | $WKFTPT | Work full or part time | PER_PRE | PER_PST | ||
| WKSTFIPS | * | X | Char | 2 | $FIPSTAT | FIPS state code for work | PER_PRE | PER_PST | ||
| WORKER | E3* | Y | Char | 2 | $YES_NO | Respondent has job | PER_PRE | PER_PST | LD_PRE | LD_PST |
| WORKGEO | * | SD | Num | 8 | $WORKGEO | Level of geocoding work location | PER_PRE | PER_PST | ||
| WORKSTAT | E10* | Y | Char | 2 | $STATE | Workplace state | PER_PRE | PER_PST | ||
| WRKCOUNT | E3* | Y | Num | 8 | Count of HH members with jobs | PER_PRE | PER_PST | LD_PRE | LD_PST | |
| WRKDRIVE | E8 | NQ | Char | 2 | $YES_NO | Job requires driving a motor vehicle | PER_PRE | PER_PST | ||
| WRKTRANS | E16 | NQR | Char | 2 | $MODE | Transportation mode to work last week | PER_PRE | PER_PST | ||
| WRKTRPS | G5 | NQ | Char | 2 | $YES_NO | Made more than 10 trips for job | PER_PRE | |||
| WTPRPRE | Num | 8 | Person Wt - At least 50% completed-NATL | PER_PST | ||||||
| WTPRPST | Num | 8 | Person Wt - At least 50% completed-NATL | PER_PRE | PER_PST | |||||
| WTLDPRE | * | Num | 8 | Person trip travel period weight-50% | LD_PRE | |||||
| WTLDPST | * | Num | 8 | Person trip travel period weight-50% | LD_PST | |||||
| YEARMILE | L5 | NQ | Num | 8 | MISSING | Miles respondent drove last 12 months | PER_PRE | PER_PST | ||
| YRMLCAP | * | Y | Char | 2 | $YES_NO | Year miles was capped | PER_PRE | PER_PST | ||
| YRMLCAT | L5B | NQR | Char | 2 | $YRMLCAT | Annual mileage range for subject | PER_PRE | PER_PST | ||
| YRTOUS | M10* | NQR | Char | 4 | $MISSING | Year entered US | PER_PRE | PER_PST |