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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 | 126,765 | 100.0 | 1,231 | 133,097 | 100.0 | 1,370 | 133,112 | 100.0 | 1,463 | Yes |
| Drove alone | 99,305 | 78.3 | 1,133 | 103,620 | 77.9 | 1,638 | 104,680 | 78.6 | 1,736 | Yes |
| 2-person Carpool | 9,300 | 7.3 | 386 | 8,635 | 6.5 | 795 | 7,980 | 6.0 | 733 | Yes |
| 3-or-more-person Carpool | 3,600 | 2.8 | 242 | 3,998 | 3.0 | 583 | 4,564 | 3.4 | 707 | Yes |
| Transit | 1,044 | 0.8 | 131 | 1,187 | 0.9 | 460 | 1,200 | 0.9 | 301 | No |
| Bike | 750 | 0.6 | 111 | 1,054 | 0.8 | 296 | 1,140 | 0.9 | 326 | Yes |
| Walked | 5,270 | 4.2 | 292 | 5,200 | 3.9 | 865 | 4,275 | 3.2 | 571 | Yes |
| Taxi, Motorcycle and Other means | 1,405 | 1.1 | 151 | 2,496 | 1.9 | 446 | 2,396 | 1.8 | 434 | Yes |
| Worked at Home | 6,085 | 4.8 | 314 | 6,907 | 5.2 | 756 | 6,877 | 5.2 | 812 | No |
| 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 | 104,910 | 100.0 | 1,155 | 110,079 | 100.0 | 1,725 | 113,522 | 100.0 | 1,930 | Yes |
| Drove alone | 81,845 | 78.0 | 1,052 | 88,553 | 80.4 | 1,886 | 92,248 | 81.3 | 1,802 | Yes |
| 2-person Carpool | 8,425 | 8.0 | 368 | 7,254 | 6.6 | 747 | 5,913 | 5.2 | 622 | Yes |
| 3-or-more-person Carpool | 2,275 | 2.2 | 193 | 2,206 | 2.0 | 409 | 3,301 | 2.9 | 600 | Yes |
| Transit | 1,440 | 1.4 | 153 | 1,597 | 1.5 | 385 | 1,734 | 1.5 | 338 | No |
| Bike | 295 | 0.3 | 69 | 473 | 0.4 | 184 | 426 | 0.4 | 159 | No |
| Walked | 4,810 | 4.6 | 279 | 3,680 | 3.3 | 402 | 4,131 | 3.6 | 483 | Yes |
| Taxi, Motorcycle and Other means | 710 | 0.7 | 108 | 884 | 0.8 | 237 | 975 | 0.9 | 244 | No |
| Worked at Home | 5,100 | 4.9 | 287 | 5,432 | 4.9 | 613 | 4,794 | 4.2 | 623 | 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