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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 | 47,675 | 100.0 | 757 | 50,423 | 100.0 | 1,234 | 50,897 | 100.0 | 989 | Yes |
| Drove alone | 33,015 | 69.3 | 664 | 33,920 | 67.3 | 1,283 | 33,835 | 66.5 | 1,215 | No |
| 2-person Carpool | 4,495 | 9.4 | 268 | 3,658 | 7.3 | 486 | 3,698 | 7.3 | 585 | Yes |
| 3-or-more-person Carpool | 670 | 1.4 | 105 | 529 | 1.0 | 194 | 570 | 1.1 | 210 | No |
| Transit | 2,128 | 4.5 | 186 | 2,483 | 4.9 | 505 | 2,907 | 5.7 | 518 | Yes |
| Bike | 1,255 | 2.6 | 143 | 1,644 | 3.3 | 369 | 2,022 | 4.0 | 373 | Yes |
| Walked | 4,175 | 8.8 | 258 | 5,968 | 11.8 | 759 | 4,878 | 9.6 | 780 | No |
| Taxi, Motorcycle and Other means | 455 | 1.0 | 86 | 600 | 1.2 | 239 | 429 | 0.8 | 174 | No |
| Worked at Home | 1,485 | 3.1 | 155 | 1,621 | 3.2 | 366 | 2,558 | 5.0 | 495 | 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 | 43,690 | 100.0 | 736 | 44,160 | 100.0 | 1,352 | 46,880 | 100.0 | 1,249 | Yes |
| Drove alone | 30,415 | 69.6 | 643 | 30,957 | 70.1 | 1,372 | 33,005 | 70.4 | 1,189 | Yes |
| 2-person Carpool | 4,130 | 9.5 | 257 | 3,718 | 8.4 | 398 | 3,551 | 7.6 | 585 | No |
| 3-or-more-person Carpool | 785 | 1.8 | 113 | 483 | 1.1 | 158 | 421 | 0.9 | 170 | Yes |
| Transit | 2,269 | 5.2 | 192 | 2,578 | 5.8 | 516 | 3,213 | 6.9 | 772 | Yes |
| Bike | 390 | 0.9 | 80 | 763 | 1.7 | 318 | 760 | 1.6 | 210 | Yes |
| Walked | 3,595 | 8.2 | 240 | 3,613 | 8.2 | 520 | 3,322 | 7.1 | 599 | No |
| Taxi, Motorcycle and Other means | 245 | 0.6 | 63 | 183 | 0.4 | 117 | 76 | 0.2 | 68 | Yes |
| Worked at Home | 1,855 | 4.2 | 173 | 1,865 | 4.2 | 365 | 2,532 | 5.4 | 459 | 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
