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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 | 117,905 | 100.0 | 1,600 | 126,676 | 100.0 | 2,225 | 120,264 | 100.0 | 2,252 | No |
| Drove alone | 67,770 | 57.5 | 1,269 | 74,695 | 59.0 | 2,321 | 73,771 | 61.3 | 2,159 | Yes |
| 2-person Carpool | 12,775 | 10.8 | 576 | 10,684 | 8.4 | 1,191 | 9,096 | 7.6 | 870 | Yes |
| 3-or-more-person Carpool | 3,985 | 3.4 | 324 | 3,337 | 2.6 | 812 | 3,020 | 2.5 | 643 | Yes |
| Transit | 19,805 | 16.8 | 714 | 22,595 | 17.8 | 1,661 | 18,939 | 15.7 | 1,343 | No |
| Bike | 695 | 0.6 | 136 | 1,400 | 1.1 | 396 | 1,576 | 1.3 | 347 | Yes |
| Walked | 8,675 | 7.4 | 476 | 8,487 | 6.7 | 1,120 | 8,129 | 6.8 | 916 | No |
| Taxi, Motorcycle and Other means | 1,710 | 1.5 | 213 | 1,264 | 1.0 | 369 | 2,093 | 1.7 | 529 | No |
| Worked at Home | 2,495 | 2.1 | 257 | 4,214 | 3.3 | 945 | 3,640 | 3.0 | 569 | 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 | 131,470 | 100.0 | 1,668 | 148,562 | 100.0 | 2,368 | 137,417 | 100.0 | 2,155 | Yes |
| Drove alone | 68,610 | 52.2 | 1,276 | 87,860 | 59.1 | 2,684 | 80,195 | 58.4 | 2,219 | Yes |
| 2-person Carpool | 16,475 | 12.5 | 653 | 12,279 | 8.3 | 938 | 12,035 | 8.8 | 1,114 | Yes |
| 3-or-more-person Carpool | 4,765 | 3.6 | 354 | 3,497 | 2.4 | 608 | 2,041 | 1.5 | 393 | Yes |
| Transit | 26,909 | 20.5 | 827 | 29,208 | 19.7 | 2,024 | 27,798 | 20.2 | 1,553 | No |
| Bike | 130 | 0.1 | 59 | 429 | 0.3 | 290 | 621 | 0.5 | 200 | Yes |
| Walked | 9,055 | 6.9 | 487 | 9,832 | 6.6 | 1,229 | 9,511 | 6.9 | 965 | No |
| Taxi, Motorcycle and Other means | 2,190 | 1.7 | 241 | 1,686 | 1.1 | 399 | 1,710 | 1.2 | 474 | No |
| Worked at Home | 3,330 | 2.5 | 296 | 3,771 | 2.5 | 548 | 3,506 | 2.6 | 531 | 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
