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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 | 167,025 | 100.0 | 1,639 | 182,810 | 100.0 | 2,698 | 182,415 | 100.0 | 3,031 | Yes |
| Drove alone | 97,770 | 58.5 | 1,359 | 99,733 | 54.6 | 2,545 | 95,592 | 52.4 | 2,357 | No |
| 2-person Carpool | 13,875 | 8.3 | 556 | 12,874 | 7.0 | 1,016 | 11,251 | 6.2 | 965 | Yes |
| 3-or-more-person Carpool | 3,090 | 1.9 | 265 | 3,419 | 1.9 | 648 | 2,983 | 1.6 | 560 | No |
| Transit | 26,054 | 15.6 | 754 | 30,876 | 16.9 | 1,835 | 31,028 | 17.0 | 1,563 | Yes |
| Bike | 4,270 | 2.6 | 311 | 6,779 | 3.7 | 770 | 9,268 | 5.1 | 1,032 | Yes |
| Walked | 12,605 | 7.5 | 531 | 15,900 | 8.7 | 1,312 | 17,676 | 9.7 | 1,511 | Yes |
| Taxi, Motorcycle and Other means | 2,030 | 1.2 | 215 | 3,101 | 1.7 | 535 | 2,932 | 1.6 | 496 | Yes |
| Worked at Home | 7,330 | 4.4 | 407 | 10,128 | 5.5 | 937 | 11,685 | 6.4 | 1,083 | 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 | 149,465 | 100.0 | 1,585 | 165,023 | 100.0 | 2,675 | 169,296 | 100.0 | 2,578 | Yes |
| Drove alone | 81,195 | 54.3 | 1,261 | 84,371 | 51.1 | 1,767 | 87,176 | 51.5 | 2,648 | Yes |
| 2-person Carpool | 15,135 | 10.1 | 580 | 14,826 | 9.0 | 1,214 | 12,871 | 7.6 | 1,129 | Yes |
| 3-or-more-person Carpool | 3,290 | 2.2 | 273 | 3,253 | 2.0 | 530 | 3,721 | 2.2 | 649 | No |
| Transit | 29,214 | 19.5 | 796 | 35,033 | 21.2 | 1,902 | 33,814 | 20.0 | 1,443 | Yes |
| Bike | 1,670 | 1.1 | 195 | 3,146 | 1.9 | 560 | 3,955 | 2.3 | 616 | Yes |
| Walked | 10,690 | 7.2 | 490 | 14,129 | 8.6 | 1,117 | 14,455 | 8.5 | 991 | Yes |
| Taxi, Motorcycle and Other means | 990 | 0.7 | 150 | 1,324 | 0.8 | 324 | 1,677 | 1.0 | 361 | Yes |
| Worked at Home | 7,280 | 4.9 | 405 | 8,941 | 5.4 | 788 | 11,627 | 6.9 | 979 | 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
