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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 | 127,875 | 100.0 | 1,333 | 142,889 | 100.0 | 1,570 | 139,353 | 100.0 | 1,622 | Yes |
| Drove alone | 97,275 | 76.1 | 1,217 | 105,882 | 74.1 | 1,789 | 103,446 | 74.2 | 1,921 | Yes |
| 2-person Carpool | 11,170 | 8.7 | 461 | 12,582 | 8.8 | 935 | 10,737 | 7.7 | 1,312 | No |
| 3-or-more-person Carpool | 3,250 | 2.5 | 251 | 3,025 | 2.1 | 758 | 2,735 | 2.0 | 631 | No |
| Transit | 6,970 | 5.5 | 366 | 7,096 | 5.0 | 877 | 7,548 | 5.4 | 695 | No |
| Bike | 830 | 0.6 | 127 | 1,938 | 1.4 | 467 | 2,058 | 1.5 | 524 | Yes |
| Walked | 2,805 | 2.2 | 233 | 4,112 | 2.9 | 712 | 5,337 | 3.8 | 975 | Yes |
| Taxi, Motorcycle and Other means | 1,185 | 0.9 | 152 | 2,338 | 1.6 | 506 | 1,375 | 1.0 | 332 | No |
| Worked at Home | 4,380 | 3.4 | 291 | 5,916 | 4.1 | 800 | 6,117 | 4.4 | 769 | 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 | 101,755 | 100.0 | 1,237 | 118,053 | 100.0 | 1,819 | 118,748 | 100.0 | 2,030 | Yes |
| Drove alone | 75,285 | 74.0 | 1,104 | 86,568 | 73.3 | 2,065 | 89,614 | 75.5 | 2,252 | Yes |
| 2-person Carpool | 9,045 | 8.9 | 416 | 10,473 | 8.9 | 880 | 9,810 | 8.3 | 901 | No |
| 3-or-more-person Carpool | 2,110 | 2.1 | 202 | 1,862 | 1.6 | 386 | 1,668 | 1.4 | 367 | Yes |
| Transit | 6,395 | 6.3 | 350 | 8,008 | 6.8 | 955 | 6,361 | 5.4 | 816 | No |
| Bike | 105 | 0.1 | 45 | 333 | 0.3 | 148 | 571 | 0.5 | 252 | Yes |
| Walked | 2,215 | 2.2 | 207 | 3,111 | 2.6 | 531 | 3,489 | 2.9 | 556 | Yes |
| Taxi, Motorcycle and Other means | 615 | 0.6 | 109 | 702 | 0.6 | 245 | 678 | 0.6 | 244 | No |
| Worked at Home | 5,980 | 5.9 | 339 | 6,996 | 5.9 | 683 | 6,557 | 5.5 | 645 | No |
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
