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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 | 128,945 | 100.0 | 1,511 | 143,198 | 100.0 | 2,655 | 151,817 | 100.0 | 2,095 | Yes |
| Drove alone | 52,370 | 40.6 | 1,043 | 55,556 | 38.8 | 2,117 | 52,340 | 34.5 | 1,683 | No |
| 2-person Carpool | 9,885 | 7.7 | 471 | 7,193 | 5.0 | 1,036 | 6,287 | 4.1 | 783 | Yes |
| 3-or-more-person Carpool | 3,685 | 2.9 | 289 | 2,359 | 1.6 | 612 | 2,693 | 1.8 | 610 | Yes |
| Transit | 37,935 | 29.4 | 900 | 47,912 | 33.5 | 2,047 | 54,898 | 36.2 | 2,231 | Yes |
| Bike | 2,405 | 1.9 | 234 | 3,987 | 2.8 | 642 | 7,210 | 4.7 | 882 | Yes |
| Walked | 15,520 | 12.0 | 588 | 16,733 | 11.7 | 1,274 | 19,007 | 12.5 | 1,475 | Yes |
| Taxi, Motorcycle and Other means | 2,260 | 1.8 | 227 | 2,147 | 1.5 | 498 | 1,797 | 1.2 | 371 | Yes |
| Worked at Home | 4,875 | 3.8 | 332 | 7,311 | 5.1 | 858 | 7,585 | 5.0 | 920 | 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? ** |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Female | At Place of Residence | |||||||||
| Total Workers | 131,940 | 100.0 | 1,524 | 149,820 | 100.0 | 2,373 | 158,305 | 100.0 | 2,534 | Yes |
| Drove alone | 47,795 | 36.2 | 1,001 | 54,371 | 36.3 | 2,135 | 52,988 | 33.5 | 1,933 | Yes |
| 2-person Carpool | 11,545 | 8.8 | 509 | 7,971 | 5.3 | 952 | 7,340 | 4.6 | 699 | Yes |
| 3-or-more-person Carpool | 3,490 | 2.6 | 282 | 2,284 | 1.5 | 422 | 2,132 | 1.3 | 408 | Yes |
| Transit | 46,515 | 35.3 | 988 | 57,984 | 38.7 | 1,770 | 65,093 | 41.1 | 2,024 | Yes |
| Bike | 630 | 0.5 | 120 | 1,969 | 1.3 | 447 | 3,954 | 2.5 | 762 | Yes |
| Walked | 15,265 | 11.6 | 583 | 16,765 | 11.2 | 1,227 | 17,854 | 11.3 | 1,346 | Yes |
| Taxi, Motorcycle and Other means | 1,635 | 1.2 | 193 | 1,380 | 0.9 | 314 | 1,574 | 1.0 | 401 | No |
| Worked at Home | 5,055 | 3.8 | 338 | 7,096 | 4.7 | 783 | 7,370 | 4.7 | 838 | 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
