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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 | 84,480 | 100.0 | 997 | 100,971 | 100.0 | 1,477 | 99,895 | 100.0 | 2,066 | Yes |
| Drove alone | 69,000 | 81.7 | 933 | 80,198 | 79.4 | 1,743 | 78,594 | 78.7 | 2,086 | Yes |
| 2-person Carpool | 7,135 | 8.4 | 338 | 6,585 | 6.5 | 730 | 5,906 | 5.9 | 832 | Yes |
| 3-or-more-person Carpool | 1,165 | 1.4 | 138 | 1,296 | 1.3 | 304 | 1,512 | 1.5 | 390 | No |
| Transit | 674 | 0.8 | 105 | 788 | 0.8 | 311 | 532 | 0.5 | 186 | No |
| Bike | 1,405 | 1.7 | 151 | 3,015 | 3.0 | 570 | 2,307 | 2.3 | 582 | Yes |
| Walked | 1,555 | 1.8 | 159 | 2,594 | 2.6 | 502 | 2,432 | 2.4 | 537 | Yes |
| Taxi, Motorcycle and Other means | 845 | 1.0 | 117 | 2,084 | 2.1 | 420 | 1,646 | 1.6 | 320 | Yes |
| Worked at Home | 2,695 | 3.2 | 209 | 4,411 | 4.4 | 602 | 6,966 | 7.0 | 949 | 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 | 71,185 | 100.0 | 943 | 85,233 | 100.0 | 1,966 | 87,428 | 100.0 | 1,787 | Yes |
| Drove alone | 56,985 | 80.1 | 870 | 68,065 | 79.9 | 2,098 | 69,442 | 79.4 | 1,857 | Yes |
| 2-person Carpool | 6,340 | 8.9 | 319 | 6,666 | 7.8 | 736 | 5,937 | 6.8 | 734 | No |
| 3-or-more-person Carpool | 1,260 | 1.8 | 143 | 1,791 | 2.1 | 421 | 1,900 | 2.2 | 462 | Yes |
| Transit | 525 | 0.7 | 93 | 515 | 0.6 | 231 | 255 | 0.3 | 128 | Yes |
| Bike | 470 | 0.7 | 88 | 1,708 | 2.0 | 478 | 1,391 | 1.6 | 410 | Yes |
| Walked | 1,385 | 1.9 | 150 | 1,213 | 1.4 | 351 | 1,614 | 1.8 | 427 | No |
| Taxi, Motorcycle and Other means | 290 | 0.4 | 69 | 745 | 0.9 | 264 | 603 | 0.7 | 260 | Yes |
| Worked at Home | 3,930 | 5.5 | 252 | 4,530 | 5.3 | 592 | 6,286 | 7.2 | 810 | 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
