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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 | 150,370 | 100.0 | 1,333 | 185,641 | 100.0 | 2,120 | 187,846 | 100.0 | 2,535 | Yes |
| Drove alone | 115,935 | 77.1 | 1,221 | 139,209 | 75.0 | 2,392 | 140,478 | 74.8 | 2,559 | Yes |
| 2-person Carpool | 13,505 | 9.0 | 464 | 15,896 | 8.6 | 1,570 | 13,859 | 7.4 | 1,330 | No |
| 3-or-more-person Carpool | 7,865 | 5.2 | 356 | 6,765 | 3.6 | 1,099 | 6,777 | 3.6 | 1,101 | No |
| Transit | 4,019 | 2.7 | 256 | 7,191 | 3.9 | 971 | 8,149 | 4.3 | 946 | Yes |
| Bike | 335 | 0.2 | 74 | 439 | 0.2 | 218 | 433 | 0.2 | 178 | No |
| Walked | 2,505 | 1.7 | 202 | 4,153 | 2.2 | 592 | 4,634 | 2.5 | 781 | Yes |
| Taxi, Motorcycle and Other means | 1,825 | 1.2 | 173 | 2,086 | 1.1 | 501 | 2,303 | 1.2 | 613 | No |
| Worked at Home | 4,385 | 2.9 | 267 | 9,902 | 5.3 | 1,041 | 11,213 | 6.0 | 1,350 | 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 | 130,155 | 100.0 | 1,272 | 163,302 | 100.0 | 2,512 | 175,169 | 100.0 | 2,742 | Yes |
| Drove alone | 102,260 | 78.6 | 1,165 | 127,381 | 78.0 | 2,647 | 138,382 | 79.0 | 2,902 | Yes |
| 2-person Carpool | 12,955 | 10.0 | 455 | 15,682 | 9.6 | 1,445 | 13,149 | 7.5 | 1,372 | No |
| 3-or-more-person Carpool | 3,315 | 2.5 | 232 | 2,931 | 1.8 | 569 | 2,994 | 1.7 | 542 | No |
| Transit | 4,440 | 3.4 | 269 | 5,697 | 3.5 | 831 | 6,063 | 3.5 | 755 | Yes |
| Bike | 80 | 0.1 | 36 | 97 | 0.1 | 92 | 228 | 0.1 | 155 | No |
| Walked | 1,765 | 1.4 | 170 | 2,706 | 1.7 | 503 | 3,481 | 2.0 | 618 | Yes |
| Taxi, Motorcycle and Other means | 850 | 0.7 | 118 | 1,206 | 0.7 | 395 | 1,138 | 0.6 | 303 | No |
| Worked at Home | 4,490 | 3.4 | 270 | 7,602 | 4.7 | 747 | 9,734 | 5.6 | 1,038 | 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
