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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 | 78,820 | 100.0 | 987 | 90,958 | 100.0 | 1,664 | 92,816 | 100.0 | 1,793 | Yes |
| Drove alone | 59,590 | 75.6 | 891 | 68,022 | 74.8 | 1,856 | 71,192 | 76.7 | 2,009 | Yes |
| 2-person Carpool | 6,885 | 8.7 | 332 | 7,055 | 7.8 | 817 | 5,267 | 5.7 | 712 | Yes |
| 3-or-more-person Carpool | 2,540 | 3.2 | 203 | 3,044 | 3.3 | 678 | 1,699 | 1.8 | 439 | Yes |
| Transit | 1,355 | 1.7 | 149 | 1,172 | 1.3 | 413 | 946 | 1.0 | 325 | Yes |
| Bike | 265 | 0.3 | 66 | 342 | 0.4 | 216 | 233 | 0.3 | 99 | No |
| Walked | 4,930 | 6.3 | 282 | 1,774 | 2.0 | 463 | 5,427 | 5.8 | 889 | No |
| Taxi, Motorcycle and Other means | 1,515 | 1.9 | 157 | 1,905 | 2.1 | 518 | 2,475 | 2.7 | 627 | Yes |
| Worked at Home | 1,730 | 2.2 | 168 | 7,644 | 8.4 | 1,059 | 5,577 | 6.0 | 826 | 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 | 77,150 | 100.0 | 979 | 89,439 | 100.0 | 1,792 | 90,876 | 100.0 | 2,143 | Yes |
| Drove alone | 59,990 | 77.8 | 894 | 70,510 | 78.8 | 1,804 | 73,649 | 81.0 | 2,152 | Yes |
| 2-person Carpool | 7,600 | 9.9 | 349 | 6,009 | 6.7 | 787 | 5,819 | 6.4 | 798 | Yes |
| 3-or-more-person Carpool | 1,925 | 2.5 | 177 | 1,881 | 2.1 | 417 | 1,054 | 1.2 | 266 | Yes |
| Transit | 1,380 | 1.8 | 150 | 1,057 | 1.2 | 292 | 921 | 1.0 | 269 | Yes |
| Bike | 25 | 0.0 | 20 | 75 | 0.1 | 57 | 150 | 0.2 | 91 | Yes |
| Walked | 3,510 | 4.5 | 238 | 1,979 | 2.2 | 585 | 3,263 | 3.6 | 554 | No |
| Taxi, Motorcycle and Other means | 975 | 1.3 | 126 | 1,574 | 1.8 | 486 | 1,779 | 2.0 | 458 | Yes |
| Worked at Home | 1,740 | 2.3 | 168 | 6,354 | 7.1 | 833 | 4,241 | 4.7 | 745 | 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
