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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 | 97,235 | 100.0 | 1,112 | 83,233 | 100.0 | 1,627 | 74,246 | 100.0 | 1,611 | Yes |
| Drove alone | 81,740 | 84.1 | 1,043 | 70,120 | 84.2 | 1,645 | 63,035 | 84.9 | 1,655 | Yes |
| 2-person Carpool | 8,525 | 8.8 | 370 | 6,745 | 8.1 | 781 | 5,587 | 7.5 | 590 | Yes |
| 3-or-more-person Carpool | 2,465 | 2.5 | 200 | 2,370 | 2.8 | 467 | 1,731 | 2.3 | 388 | Yes |
| Transit | 1,140 | 1.2 | 136 | 462 | 0.6 | 154 | 532 | 0.7 | 201 | Yes |
| Bike | 105 | 0.1 | 41 | 189 | 0.2 | 120 | 162 | 0.2 | 101 | No |
| Walked | 1,290 | 1.3 | 145 | 965 | 1.2 | 317 | 725 | 1.0 | 189 | Yes |
| Taxi, Motorcycle and Other means | 695 | 0.7 | 107 | 514 | 0.6 | 179 | 672 | 0.9 | 240 | No |
| Worked at Home | 1,270 | 1.3 | 144 | 1,868 | 2.2 | 371 | 1,802 | 2.4 | 345 | 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 | 90,355 | 100.0 | 1,083 | 83,144 | 100.0 | 1,658 | 78,839 | 100.0 | 1,748 | Yes |
| Drove alone | 76,380 | 84.5 | 1,016 | 70,886 | 85.3 | 1,565 | 67,904 | 86.1 | 1,863 | Yes |
| 2-person Carpool | 7,110 | 7.9 | 338 | 5,284 | 6.4 | 565 | 4,517 | 5.7 | 549 | Yes |
| 3-or-more-person Carpool | 1,745 | 1.9 | 169 | 1,358 | 1.6 | 318 | 1,388 | 1.8 | 378 | No |
| Transit | 1,099 | 1.2 | 134 | 1,244 | 1.5 | 350 | 1,143 | 1.4 | 382 | No |
| Bike | 15 | 0.0 | 16 | 59 | 0.1 | 57 | 82 | 0.1 | 76 | No |
| Walked | 1,020 | 1.1 | 129 | 871 | 1.0 | 264 | 601 | 0.8 | 193 | Yes |
| Taxi, Motorcycle and Other means | 435 | 0.5 | 84 | 671 | 0.8 | 241 | 193 | 0.2 | 107 | Yes |
| Worked at Home | 2,550 | 2.8 | 204 | 2,771 | 3.3 | 501 | 3,011 | 3.8 | 448 | 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
