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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 | 131,285 | 100.0 | 1,279 | 135,792 | 100.0 | 1,643 | 130,858 | 100.0 | 1,727 | No |
| Drove alone | 101,810 | 77.5 | 1,166 | 102,859 | 75.7 | 1,855 | 100,708 | 77.0 | 1,698 | No |
| 2-person Carpool | 9,635 | 7.3 | 394 | 8,976 | 6.6 | 802 | 7,308 | 5.6 | 874 | Yes |
| 3-or-more-person Carpool | 1,875 | 1.4 | 175 | 2,009 | 1.5 | 457 | 1,587 | 1.2 | 346 | No |
| Transit | 9,085 | 6.9 | 382 | 10,517 | 7.7 | 859 | 9,798 | 7.5 | 813 | No |
| Bike | 375 | 0.3 | 78 | 753 | 0.6 | 307 | 465 | 0.4 | 168 | No |
| Walked | 4,260 | 3.2 | 263 | 5,277 | 3.9 | 675 | 5,090 | 3.9 | 708 | Yes |
| Taxi, Motorcycle and Other means | 865 | 0.7 | 119 | 1,040 | 0.8 | 217 | 1,189 | 0.9 | 313 | No |
| Worked at Home | 3,390 | 2.6 | 235 | 4,361 | 3.2 | 537 | 4,713 | 3.6 | 489 | 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 | 122,640 | 100.0 | 1,249 | 126,896 | 100.0 | 1,701 | 127,719 | 100.0 | 1,951 | Yes |
| Drove alone | 89,645 | 73.1 | 1,109 | 93,369 | 73.6 | 1,696 | 93,657 | 73.3 | 1,752 | Yes |
| 2-person Carpool | 10,820 | 8.8 | 417 | 9,021 | 7.1 | 736 | 8,363 | 6.5 | 799 | Yes |
| 3-or-more-person Carpool | 2,255 | 1.8 | 192 | 1,807 | 1.4 | 389 | 1,495 | 1.2 | 320 | Yes |
| Transit | 10,680 | 8.7 | 414 | 12,432 | 9.8 | 967 | 13,846 | 10.8 | 955 | Yes |
| Bike | 110 | 0.1 | 42 | 177 | 0.1 | 111 | 57 | 0.0 | 50 | No |
| Walked | 5,140 | 4.2 | 289 | 4,916 | 3.9 | 816 | 4,725 | 3.7 | 580 | No |
| Taxi, Motorcycle and Other means | 640 | 0.5 | 102 | 791 | 0.6 | 268 | 747 | 0.6 | 319 | No |
| Worked at Home | 3,355 | 2.7 | 234 | 4,383 | 3.5 | 545 | 4,829 | 3.8 | 574 | 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
