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Appendix A - Codebook

Appendix A - Codebook

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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