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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 | 110,830 | 100.0 | 1,156 | 116,634 | 100.0 | 2,416 | 114,301 | 100.0 | 1,677 | Yes |
| Drove alone | 89,200 | 80.5 | 1,073 | 95,996 | 82.3 | 2,588 | 92,645 | 81.1 | 1,715 | Yes |
| 2-person Carpool | 10,260 | 9.3 | 405 | 7,484 | 6.4 | 774 | 7,775 | 6.8 | 906 | Yes |
| 3-or-more-person Carpool | 3,635 | 3.3 | 243 | 2,993 | 2.6 | 591 | 3,372 | 3.0 | 705 | No |
| Transit | 1,205 | 1.1 | 140 | 1,951 | 1.7 | 516 | 2,100 | 1.8 | 479 | Yes |
| Bike | 310 | 0.3 | 71 | 484 | 0.4 | 232 | 318 | 0.3 | 114 | No |
| Walked | 2,160 | 1.9 | 188 | 1,582 | 1.4 | 413 | 2,398 | 2.1 | 689 | No |
| Taxi, Motorcycle and Other means | 1,300 | 1.2 | 146 | 1,778 | 1.5 | 398 | 1,139 | 1.0 | 379 | No |
| Worked at Home | 2,760 | 2.5 | 212 | 4,366 | 3.7 | 669 | 4,554 | 4.0 | 684 | 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 | 102,250 | 100.0 | 1,126 | 108,240 | 100.0 | 1,901 | 109,487 | 100.0 | 2,026 | Yes |
| Drove alone | 83,860 | 82.0 | 1,049 | 89,967 | 83.1 | 1,796 | 91,281 | 83.4 | 1,993 | Yes |
| 2-person Carpool | 9,245 | 9.0 | 385 | 7,139 | 6.6 | 740 | 7,607 | 6.9 | 900 | Yes |
| 3-or-more-person Carpool | 2,480 | 2.4 | 201 | 1,647 | 1.5 | 376 | 1,890 | 1.7 | 425 | Yes |
| Transit | 1,198 | 1.2 | 140 | 1,910 | 1.8 | 590 | 1,484 | 1.4 | 364 | No |
| Bike | 55 | 0.1 | 30 | 44 | 0.0 | 41 | 110 | 0.1 | 73 | No |
| Walked | 1,525 | 1.5 | 158 | 2,068 | 1.9 | 445 | 1,922 | 1.8 | 373 | No |
| Taxi, Motorcycle and Other means | 755 | 0.7 | 111 | 1,031 | 1.0 | 530 | 631 | 0.6 | 275 | No |
| Worked at Home | 3,125 | 3.1 | 225 | 4,434 | 4.1 | 617 | 4,562 | 4.2 | 604 | 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
