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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 | 164,935 | 100.0 | 1,657 | 187,036 | 100.0 | 2,143 | 187,583 | 100.0 | 1,949 | Yes |
| Drove alone | 125,660 | 76.2 | 1,509 | 140,189 | 75.0 | 2,221 | 142,426 | 75.9 | 2,177 | Yes |
| 2-person Carpool | 18,205 | 11.0 | 635 | 18,842 | 10.1 | 1,350 | 17,305 | 9.2 | 1,219 | No |
| 3-or-more-person Carpool | 4,835 | 2.9 | 331 | 5,307 | 2.8 | 718 | 4,033 | 2.1 | 603 | Yes |
| Transit | 5,354 | 3.2 | 348 | 8,046 | 4.3 | 807 | 9,722 | 5.2 | 929 | Yes |
| Bike | 650 | 0.4 | 122 | 1,014 | 0.5 | 345 | 621 | 0.3 | 203 | No |
| Walked | 3,205 | 1.9 | 270 | 3,039 | 1.6 | 499 | 3,397 | 1.8 | 622 | No |
| Taxi, Motorcycle and Other means | 1,705 | 1.0 | 197 | 2,347 | 1.3 | 365 | 2,511 | 1.3 | 440 | Yes |
| Worked at Home | 5,325 | 3.2 | 347 | 8,252 | 4.4 | 893 | 7,568 | 4.0 | 633 | 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 | 134,925 | 100.0 | 1,549 | 158,265 | 100.0 | 2,049 | 156,946 | 100.0 | 2,177 | Yes |
| Drove alone | 99,765 | 73.9 | 1,380 | 115,531 | 73.0 | 2,005 | 116,691 | 74.4 | 2,143 | Yes |
| 2-person Carpool | 15,160 | 11.2 | 581 | 15,853 | 10.0 | 1,209 | 14,753 | 9.4 | 1,183 | No |
| 3-or-more-person Carpool | 4,120 | 3.1 | 306 | 4,742 | 3.0 | 733 | 3,121 | 2.0 | 592 | Yes |
| Transit | 6,145 | 4.6 | 373 | 9,851 | 6.2 | 1,031 | 9,700 | 6.2 | 964 | Yes |
| Bike | 135 | 0.1 | 56 | 358 | 0.2 | 191 | 146 | 0.1 | 97 | No |
| Walked | 2,480 | 1.8 | 238 | 2,656 | 1.7 | 451 | 3,085 | 2.0 | 597 | No |
| Taxi, Motorcycle and Other means | 449 | 0.3 | 101 | 843 | 0.5 | 311 | 929 | 0.6 | 278 | Yes |
| Worked at Home | 6,670 | 4.9 | 388 | 8,431 | 5.3 | 692 | 8,521 | 5.4 | 846 | 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
