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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 | 136,805 | 100.0 | 1,617 | 139,018 | 100.0 | 2,554 | 148,072 | 100.0 | 1,954 | Yes |
| Drove alone | 110,340 | 80.7 | 1,506 | 114,393 | 82.3 | 2,435 | 118,781 | 80.2 | 2,000 | Yes |
| 2-person Carpool | 11,570 | 8.5 | 547 | 9,748 | 7.0 | 950 | 10,634 | 7.2 | 983 | No |
| 3-or-more-person Carpool | 2,665 | 1.9 | 265 | 2,128 | 1.5 | 401 | 2,707 | 1.8 | 632 | No |
| Transit | 2,935 | 2.1 | 278 | 4,172 | 3.0 | 581 | 4,600 | 3.1 | 680 | Yes |
| Bike | 330 | 0.2 | 94 | 605 | 0.4 | 366 | 99 | 0.1 | 81 | Yes |
| Walked | 3,945 | 2.9 | 322 | 2,376 | 1.7 | 567 | 2,975 | 2.0 | 537 | Yes |
| Taxi, Motorcycle and Other means | 1,355 | 1.0 | 189 | 1,527 | 1.1 | 440 | 1,678 | 1.1 | 605 | No |
| Worked at Home | 3,665 | 2.7 | 311 | 4,069 | 2.9 | 424 | 6,598 | 4.5 | 848 | 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 | 119,050 | 100.0 | 1,546 | 124,086 | 100.0 | 2,306 | 133,906 | 100.0 | 1,950 | Yes |
| Drove alone | 95,075 | 79.9 | 1,425 | 100,043 | 80.6 | 2,312 | 107,885 | 80.6 | 2,209 | Yes |
| 2-person Carpool | 10,390 | 8.7 | 519 | 9,498 | 7.7 | 910 | 9,597 | 7.2 | 1,065 | No |
| 3-or-more-person Carpool | 2,675 | 2.2 | 266 | 2,450 | 2.0 | 480 | 2,203 | 1.6 | 475 | No |
| Transit | 2,885 | 2.4 | 276 | 4,257 | 3.4 | 696 | 4,455 | 3.3 | 887 | Yes |
| Bike | 65 | 0.1 | 42 | 140 | 0.1 | 105 | 186 | 0.1 | 97 | Yes |
| Walked | 2,020 | 1.7 | 231 | 1,991 | 1.6 | 458 | 1,723 | 1.3 | 422 | No |
| Taxi, Motorcycle and Other means | 850 | 0.7 | 150 | 608 | 0.5 | 250 | 1,145 | 0.9 | 316 | No |
| Worked at Home | 5,100 | 4.3 | 366 | 5,099 | 4.1 | 572 | 6,712 | 5.0 | 705 | 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
