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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 | 99,025 | 100.0 | 1,185 | 119,026 | 100.0 | 1,579 | 114,996 | 100.0 | 1,814 | Yes |
| Drove alone | 75,375 | 76.1 | 1,079 | 90,754 | 76.2 | 2,209 | 88,493 | 77.0 | 1,853 | Yes |
| 2-person Carpool | 11,660 | 11.8 | 469 | 12,745 | 10.7 | 1,291 | 11,519 | 10.0 | 1,007 | No |
| 3-or-more-person Carpool | 3,685 | 3.7 | 267 | 3,715 | 3.1 | 803 | 3,892 | 3.4 | 708 | No |
| Transit | 3,600 | 3.6 | 264 | 4,472 | 3.8 | 716 | 4,143 | 3.6 | 490 | No |
| Bike | 255 | 0.3 | 70 | 619 | 0.5 | 240 | 731 | 0.6 | 338 | Yes |
| Walked | 1,330 | 1.3 | 161 | 1,585 | 1.3 | 398 | 1,468 | 1.3 | 430 | No |
| Taxi, Motorcycle and Other means | 1,005 | 1.0 | 140 | 1,933 | 1.6 | 363 | 1,283 | 1.1 | 348 | No |
| Worked at Home | 2,120 | 2.1 | 203 | 3,203 | 2.7 | 613 | 3,467 | 3.0 | 601 | 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 | 79,550 | 100.0 | 1,100 | 92,452 | 100.0 | 1,596 | 94,077 | 100.0 | 1,960 | Yes |
| Drove alone | 60,285 | 75.8 | 990 | 70,224 | 76.0 | 1,467 | 73,083 | 77.7 | 2,071 | Yes |
| 2-person Carpool | 8,690 | 10.9 | 407 | 8,487 | 9.2 | 862 | 8,782 | 9.3 | 984 | No |
| 3-or-more-person Carpool | 1,770 | 2.2 | 185 | 2,602 | 2.8 | 586 | 1,752 | 1.9 | 364 | No |
| Transit | 3,960 | 5.0 | 276 | 4,871 | 5.3 | 785 | 4,154 | 4.4 | 660 | No |
| Bike | 45 | 0.1 | 30 | 133 | 0.1 | 93 | 92 | 0.1 | 116 | No |
| Walked | 1,105 | 1.4 | 147 | 1,365 | 1.5 | 330 | 1,322 | 1.4 | 300 | No |
| Taxi, Motorcycle and Other means | 320 | 0.4 | 79 | 800 | 0.9 | 294 | 767 | 0.8 | 291 | Yes |
| Worked at Home | 3,375 | 4.2 | 255 | 3,970 | 4.3 | 506 | 4,125 | 4.4 | 641 | 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
