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| Table 1a. Mode to Work by Gender 1 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Male | At Place of Residence | |||||||||
| Total Workers | 47,610 | 100.0 | 769 | 46,870 | 100.0 | 1,319 | 41,384 | 100.0 | 1,479 | Yes |
| Drove alone | 36,215 | 76.1 | 696 | 35,357 | 75.4 | 1,428 | 30,336 | 73.3 | 1,189 | Yes |
| 2-person Carpool | 4,710 | 9.9 | 274 | 4,087 | 8.7 | 656 | 3,572 | 8.6 | 498 | Yes |
| 3-or-more-person Carpool | 1,690 | 3.5 | 166 | 1,737 | 3.7 | 476 | 1,195 | 2.9 | 287 | Yes |
| Transit | 1,049 | 2.2 | 131 | 1,243 | 2.7 | 345 | 1,797 | 4.3 | 447 | Yes |
| Bike | 315 | 0.7 | 72 | 906 | 1.9 | 316 | 469 | 1.1 | 202 | No |
| Walked | 2,000 | 4.2 | 180 | 1,244 | 2.7 | 302 | 1,619 | 3.9 | 414 | No |
| Taxi, Motorcycle and Other means | 750 | 1.6 | 111 | 465 | 1.0 | 229 | 465 | 1.1 | 188 | Yes |
| Worked at Home | 870 | 1.8 | 119 | 1,831 | 3.9 | 410 | 1,931 | 4.7 | 368 | Yes |
| Table 1b. Mode to Work by Gender 1 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Female | At Place of Residence | |||||||||
| Total Workers | 43,055 | 100.0 | 743 | 42,366 | 100.0 | 1,392 | 40,996 | 100.0 | 1,459 | Yes |
| Drove alone | 33,180 | 77.1 | 672 | 32,655 | 77.1 | 1,535 | 31,380 | 76.5 | 1,272 | Yes |
| 2-person Carpool | 4,205 | 9.8 | 260 | 3,180 | 7.5 | 535 | 3,466 | 8.5 | 646 | Yes |
| 3-or-more-person Carpool | 1,045 | 2.4 | 130 | 930 | 2.2 | 361 | 1,119 | 2.7 | 330 | No |
| Transit | 889 | 2.1 | 120 | 1,807 | 4.3 | 492 | 1,400 | 3.4 | 313 | Yes |
| Bike | 55 | 0.1 | 30 | 102 | 0.2 | 68 | 83 | 0.2 | 63 | No |
| Walked | 1,600 | 3.7 | 161 | 1,406 | 3.3 | 369 | 1,505 | 3.7 | 344 | No |
| Taxi, Motorcycle and Other means | 520 | 1.2 | 92 | 258 | 0.6 | 155 | 127 | 0.3 | 85 | Yes |
| Worked at Home | 1,560 | 3.6 | 159 | 2,028 | 4.8 | 438 | 1,916 | 4.7 | 345 | No |
Notes:
* The coefficient of variation (CV) can be derived by the standard error (SE) divided by the estimate, while SE = MOE/1.645.
** The z-value of the difference of the two estimates are used to determined if the two estimates are significantly different at 90% confidence level.
1 Census 2000 Table 1-002, 2007-2009 ACS Table B08006 and 2010-2012 ACS B08006
