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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 | 64,850 | 100.0 | 902 | 68,944 | 100.0 | 1,852 | 75,593 | 100.0 | 1,610 | Yes |
| Drove alone | 50,255 | 77.5 | 821 | 54,162 | 78.6 | 1,678 | 58,442 | 77.3 | 1,712 | Yes |
| 2-person Carpool | 7,485 | 11.5 | 345 | 6,695 | 9.7 | 756 | 7,542 | 10.0 | 902 | No |
| 3-or-more-person Carpool | 2,255 | 3.5 | 191 | 1,691 | 2.5 | 415 | 2,047 | 2.7 | 623 | No |
| Transit | 1,119 | 1.7 | 135 | 982 | 1.4 | 286 | 1,768 | 2.3 | 394 | Yes |
| Bike | 280 | 0.4 | 68 | 299 | 0.4 | 130 | 435 | 0.6 | 280 | No |
| Walked | 1,175 | 1.8 | 138 | 1,277 | 1.9 | 540 | 1,202 | 1.6 | 368 | No |
| Taxi, Motorcycle and Other means | 1,105 | 1.7 | 134 | 2,512 | 3.6 | 559 | 2,398 | 3.2 | 548 | Yes |
| Worked at Home | 1,185 | 1.8 | 139 | 1,326 | 1.9 | 328 | 1,759 | 2.3 | 474 | 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? ** |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Female | At Place of Residence | |||||||||
| Total Workers | 54,020 | 100.0 | 844 | 59,705 | 100.0 | 1,646 | 62,489 | 100.0 | 1,782 | Yes |
| Drove alone | 40,980 | 75.9 | 756 | 48,070 | 80.5 | 1,663 | 49,663 | 79.5 | 1,599 | Yes |
| 2-person Carpool | 6,875 | 12.7 | 331 | 5,553 | 9.3 | 790 | 5,753 | 9.2 | 938 | Yes |
| 3-or-more-person Carpool | 2,015 | 3.7 | 181 | 880 | 1.5 | 250 | 1,120 | 1.8 | 287 | Yes |
| Transit | 1,215 | 2.2 | 141 | 849 | 1.4 | 271 | 1,302 | 2.1 | 334 | No |
| Bike | 10 | 0.0 | 13 | 26 | 0.0 | 41 | 51 | 0.1 | 49 | No |
| Walked | 980 | 1.8 | 126 | 971 | 1.6 | 372 | 1,419 | 2.3 | 416 | Yes |
| Taxi, Motorcycle and Other means | 520 | 1.0 | 92 | 1,247 | 2.1 | 459 | 1,426 | 2.3 | 502 | Yes |
| Worked at Home | 1,415 | 2.6 | 152 | 2,109 | 3.5 | 348 | 1,755 | 2.8 | 489 | 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
