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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 | 77,590 | 100.0 | 967 | 113,323 | 100.0 | 1,702 | 121,046 | 100.0 | 2,455 | Yes |
| Drove alone | 62,220 | 80.2 | 896 | 88,003 | 77.7 | 1,926 | 95,312 | 78.7 | 3,051 | Yes |
| 2-person Carpool | 7,635 | 9.8 | 349 | 11,050 | 9.8 | 1,146 | 10,292 | 8.5 | 1,161 | Yes |
| 3-or-more-person Carpool | 2,655 | 3.4 | 208 | 3,607 | 3.2 | 657 | 3,824 | 3.2 | 871 | Yes |
| Transit | 870 | 1.1 | 119 | 1,642 | 1.4 | 382 | 1,454 | 1.2 | 443 | Yes |
| Bike | 115 | 0.1 | 43 | 375 | 0.3 | 197 | 274 | 0.2 | 237 | No |
| Walked | 795 | 1.0 | 114 | 1,271 | 1.1 | 409 | 1,839 | 1.5 | 736 | Yes |
| Taxi, Motorcycle and Other means | 1,205 | 1.6 | 140 | 1,987 | 1.8 | 380 | 2,138 | 1.8 | 755 | Yes |
| Worked at Home | 2,095 | 2.7 | 185 | 5,388 | 4.8 | 663 | 5,913 | 4.9 | 761 | 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 | 56,530 | 100.0 | 865 | 84,571 | 100.0 | 1,959 | 92,291 | 100.0 | 2,479 | Yes |
| Drove alone | 45,115 | 79.8 | 791 | 67,536 | 79.9 | 2,167 | 74,081 | 80.3 | 2,612 | Yes |
| 2-person Carpool | 5,750 | 10.2 | 304 | 8,178 | 9.7 | 1,096 | 8,920 | 9.7 | 1,212 | Yes |
| 3-or-more-person Carpool | 1,610 | 2.8 | 162 | 2,128 | 2.5 | 484 | 1,760 | 1.9 | 559 | No |
| Transit | 624 | 1.1 | 101 | 985 | 1.2 | 314 | 1,339 | 1.5 | 602 | Yes |
| Bike | 90 | 0.2 | 38 | 73 | 0.1 | 69 | 28 | 0.0 | 35 | Yes |
| Walked | 605 | 1.1 | 99 | 613 | 0.7 | 287 | 723 | 0.8 | 316 | No |
| Taxi, Motorcycle and Other means | 470 | 0.8 | 88 | 510 | 0.6 | 263 | 438 | 0.5 | 289 | No |
| Worked at Home | 2,275 | 4.0 | 192 | 4,548 | 5.4 | 588 | 5,002 | 5.4 | 749 | Yes |
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
