| Number of workers (thousands) | Percentage of workers | |
|---|---|---|
| Drives self | 108,776 | 75.5 |
| Carpool | 15,402 | 10.7 |
| Mass transportationa | 7,170 | 5.0 |
| Works at home | 5,897 | 4.1 |
| Walks only | 4,061 | 2.8 |
| Taxicab, motorcycle, or other meansb | 1,904 | 1.3 |
| Bicycle | 786 | 0.5 |
| Total | 143,996 | 100.0 |
aMass transportation refers to bus, rail, streetcar, subway, or elevated trains.
bOther means include ferryboats, surface trains, and van service and other means not classified.
NOTE: Percents may not add to 100 due to rounding.
SOURCE: U.S. Department of Commerce, U.S. Census Bureau, American Community Survey (Washington, DC: Annual Issues), available at http://www.census.gov/acs/www/index.html as of December 2009 as reported in U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, National Transportation Statistics, table 1-38, available at http://www.bts.gov/publications/national_transportation_statistics/ as of January 2010.