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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 | 69,720 | 100.0 | 955 | 78,678 | 100.0 | 1,766 | 68,550 | 100.0 | 1,453 | No |
| Drove alone | 49,420 | 70.9 | 833 | 55,286 | 70.3 | 1,971 | 49,104 | 71.6 | 1,429 | No |
| 2-person Carpool | 6,815 | 9.8 | 331 | 6,474 | 8.2 | 943 | 4,897 | 7.1 | 665 | Yes |
| 3-or-more-person Carpool | 1,545 | 2.2 | 159 | 2,602 | 3.3 | 741 | 1,180 | 1.7 | 401 | No |
| Transit | 6,720 | 9.6 | 328 | 7,416 | 9.4 | 932 | 5,966 | 8.7 | 741 | No |
| Bike | 380 | 0.5 | 79 | 897 | 1.1 | 259 | 622 | 0.9 | 165 | Yes |
| Walked | 2,995 | 4.3 | 220 | 2,884 | 3.7 | 572 | 3,711 | 5.4 | 514 | Yes |
| Taxi, Motorcycle and Other means | 660 | 0.9 | 104 | 1,007 | 1.3 | 287 | 1,081 | 1.6 | 392 | Yes |
| Worked at Home | 1,200 | 1.7 | 140 | 2,112 | 2.7 | 434 | 1,989 | 2.9 | 405 | 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 | 71,025 | 100.0 | 962 | 82,403 | 100.0 | 1,833 | 70,698 | 100.0 | 1,708 | No |
| Drove alone | 47,565 | 67.0 | 820 | 57,102 | 69.3 | 1,894 | 50,239 | 71.1 | 1,568 | Yes |
| 2-person Carpool | 8,605 | 12.1 | 371 | 8,330 | 10.1 | 915 | 6,042 | 8.5 | 740 | Yes |
| 3-or-more-person Carpool | 2,130 | 3.0 | 186 | 1,859 | 2.3 | 427 | 1,060 | 1.5 | 309 | Yes |
| Transit | 7,910 | 11.1 | 356 | 9,271 | 11.3 | 964 | 7,171 | 10.1 | 755 | No |
| Bike | 110 | 0.2 | 42 | 114 | 0.1 | 78 | 439 | 0.6 | 148 | Yes |
| Walked | 2,690 | 3.8 | 209 | 2,689 | 3.3 | 458 | 2,741 | 3.9 | 466 | No |
| Taxi, Motorcycle and Other means | 755 | 1.1 | 111 | 799 | 1.0 | 261 | 579 | 0.8 | 234 | No |
| Worked at Home | 1,255 | 1.8 | 143 | 2,239 | 2.7 | 433 | 2,427 | 3.4 | 413 | 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
