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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 | 70,525 | 100.0 | 910 | 107,840 | 100.0 | 1,663 | 112,072 | 100.0 | 1,885 | Yes |
| Drove alone | 59,110 | 83.8 | 860 | 85,301 | 79.1 | 2,014 | 90,017 | 80.3 | 2,310 | Yes |
| 2-person Carpool | 5,775 | 8.2 | 304 | 10,089 | 9.4 | 1,015 | 7,692 | 6.9 | 1,058 | Yes |
| 3-or-more-person Carpool | 1,615 | 2.3 | 162 | 3,315 | 3.1 | 848 | 2,436 | 2.2 | 781 | Yes |
| Transit | 219 | 0.3 | 60 | 550 | 0.5 | 240 | 599 | 0.5 | 276 | Yes |
| Bike | 230 | 0.3 | 61 | 453 | 0.4 | 318 | 455 | 0.4 | 277 | No |
| Walked | 780 | 1.1 | 113 | 1,210 | 1.1 | 367 | 1,292 | 1.2 | 381 | Yes |
| Taxi, Motorcycle and Other means | 640 | 0.9 | 102 | 1,696 | 1.6 | 395 | 1,740 | 1.6 | 432 | Yes |
| Worked at Home | 2,150 | 3.0 | 187 | 5,226 | 4.8 | 750 | 7,841 | 7.0 | 911 | 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 | 57,115 | 100.0 | 849 | 87,039 | 100.0 | 1,603 | 99,551 | 100.0 | 2,271 | Yes |
| Drove alone | 45,850 | 80.3 | 783 | 68,460 | 78.7 | 1,844 | 80,413 | 80.8 | 2,189 | Yes |
| 2-person Carpool | 6,120 | 10.7 | 313 | 8,945 | 10.3 | 1,243 | 7,476 | 7.5 | 881 | Yes |
| 3-or-more-person Carpool | 1,545 | 2.7 | 159 | 2,258 | 2.6 | 525 | 2,505 | 2.5 | 483 | Yes |
| Transit | 179 | 0.3 | 54 | 602 | 0.7 | 315 | 529 | 0.5 | 199 | Yes |
| Bike | 40 | 0.1 | 26 | 79 | 0.1 | 129 | 40 | 0.0 | 47 | No |
| Walked | 550 | 1.0 | 95 | 1,058 | 1.2 | 391 | 911 | 0.9 | 231 | Yes |
| Taxi, Motorcycle and Other means | 205 | 0.4 | 58 | 607 | 0.7 | 293 | 644 | 0.6 | 277 | Yes |
| Worked at Home | 2,625 | 4.6 | 206 | 5,030 | 5.8 | 683 | 7,033 | 7.1 | 1,121 | 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
