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| Table 1. Selected Characteristics | Census 2000 | 2007-2009 ACS | 2010 Census | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|
| Value | MOE(+/-) | Value | MOE(+/-) | Value | Value | MOE(+/-) | ||
| Total Persons 1 | 361,474 | -- | 378,347 | -- | 382,748 | 386,435 | -- | -- |
| Persons in Households 2 | 353,229 | 363 | 371,896 | -- | 374,810 | 380,084 | -- | -- |
| Total Households 3 | 148,032 | 444 | 155,850 | 1,637 | 158,772 | 154,268 | 1,554 | Yes |
| Average Number of Persons per Household 4 | 2.39 | 0.01 | 2.39 | 0.02 | 2.36 | 2.46 | 0.02 | Yes |
| Average Household Income 5 | $51,670 | $535 | $62,884 | $1,900 | -- | $63,885 | $1,442 | Yes |
| Average Number of Vehicles per Household 6 | 1.60 | 0.01 | 1.64 | 0.03 | -- | 1.67 | 0.03 | Yes |
| Percent of Persons in Poverty 7 | 13.30 | 0.20 | 16.70 | 1.03 | -- | 17.50 | 1.03 | Yes |
| Percent Minority 8 | 36.00 | 0.30 | 39.60 | 0.36 | 42.50 | 40.40 | 0.38 | Yes |
| Percent of Persons 65 and Over 9 | 11.50 | 0.20 | 12.30 | 0.43 | 12.00 | 12.30 | 0.39 | Yes |
| Percent of Persons Foreign Born 10 | 3.00 | 0.10 | 4.70 | 0.35 | -- | 5.30 | 0.45 | Yes |
| Total Workers at Place of Residence11 | 176,794 | 1,216 | 186,415 | 2,828 | -- | 181,494 | 2,491 | Yes |
| Table 2a. Mode to Work 12 | CTPP2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between CTPP 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Total Workers | 174,065 | 100.0 | 1,216 | 180,038 | 100.0 | 2,762 | 178,203 | 100.0 | 2,530 | Yes |
| Drove alone | 141,975 | 81.6 | 1,188 | 147,853 | 82.1 | 2,863 | 152,823 | 85.8 | 2,891 | Yes |
| 2-person Carpool | 17,340 | 10.0 | 520 | 15,394 | 8.6 | 1,216 | 12,300 | 6.9 | 1,267 | Yes |
| 3-or-more-person Carpool | 5,080 | 2.9 | 286 | 4,230 | 2.3 | 776 | 3,142 | 1.8 | 626 | Yes |
| Transit | 1,900 | 1.1 | 176 | 2,338 | 1.3 | 487 | 1,440 | 0.8 | 377 | Yes |
| Bike | 255 | 0.1 | 65 | 105 | 0.1 | 77 | 138 | 0.1 | 91 | Yes |
| Walked | 2,135 | 1.2 | 186 | 2,461 | 1.4 | 515 | 2,228 | 1.3 | 472 | No |
| Taxi, Motorcycle and Other means | 1,605 | 0.9 | 162 | 1,904 | 1.1 | 546 | 1,571 | 0.9 | 451 | No |
| Worked at Home | 3,775 | 2.2 | 247 | 5,753 | 3.2 | 791 | 4,561 | 2.6 | 630 | Yes |
| Table 2b. Mode to Work 12 | CTPP2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between CTPP 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| At Place of Work | ||||||||||
| Total Workers | 231,900 | 100.0 | 1,167 | 247,633 | 100.0 | 3,592 | 245,197 | 100.0 | 3,339 | Yes |
| Drove alone | 190,315 | 82.1 | 1,215 | 204,564 | 82.6 | 3,552 | 209,829 | 85.6 | 3,211 | Yes |
| 2-person Carpool | 24,375 | 10.5 | 610 | 24,144 | 9.7 | 1,776 | 19,160 | 7.8 | 1,718 | Yes |
| 3-or-more-person Carpool | 6,905 | 3.0 | 333 | 5,922 | 2.4 | 889 | 5,523 | 2.3 | 832 | Yes |
| Transit | 1,884 | 0.8 | 175 | 2,321 | 0.9 | 495 | 1,454 | 0.6 | 402 | No |
| Bike | 255 | 0.1 | 65 | 81 | 0.0 | 68 | 151 | 0.1 | 92 | No |
| Walked | 2,200 | 0.9 | 189 | 2,477 | 1.0 | 501 | 2,093 | 0.9 | 447 | No |
| Taxi, Motorcycle and Other means | 2,195 | 0.9 | 189 | 2,371 | 1.0 | 528 | 2,426 | 1.0 | 604 | No |
| Worked at Home | 3,775 | 1.6 | 247 | 5,753 | 2.3 | 791 | 4,561 | 1.9 | 630 | Yes |
| Table 3. Mean Travel Time by Mode to Work 13 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the change in travel time between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|
| Minutes | MOE(+/-) | Minutes | MOE(+/-) | Minutes | MOE(+/-) | ||
| At Place of Residence | |||||||
| Total Workers (does not include workers who worked at home) | 20.8 | 0.2 | 19.4 | 0.5 | 19.6 | 0.5 | Yes |
| Drove alone | 20.1 | 0.2 | 18.8 | 0.5 | 19.4 | 0.6 | Yes |
| Carpooled | 22.9 | 0.5 | 21.7 | 2.6 | 21.1 | 2.9 | No |
| Transit | 41.6 | 3.1 | 33.9 | 11.5 | 38.5 | 15.6 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 23.3 | 2.1 | 19.5 | 5.9 | 15.2 | 4.5 | 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 SF3 Table P1; 2007-2009 ACS Table B01003; 2010-2012 ACS Table B01003
2 Census 2000 SF3 Table P9; 2007-2009 ACS Table B09016; 2010-2012 ACS Table B01003 minus Table B26001
3 Census 2000 SF3 Table P10; 2007-2009 ACS Table B19001; 2010-2012 ACS Table B19001
4 Census 2000 SF3 Table P9 divided Census 2000 SF3 Table P10; 2007-2009 ACS Table B09016 divided 2007-2009 ACS Table B19001; 2010-2012 ACS Table S1101
5 CTPP2000 Table 1-090; 2007-2009 ACS Table B19025; 2010-2012 ACS Table B19025
6 Census 2000 SF3 Table H46; 2007-2009 ACS Table B25046; 2010-2012 ACS Table B25046
7 Census 2000 SF3 Table P87; 2007 -2009 ACS Table B17001; 2010-2012 ACS Table B17001
8 Census 2000 SF3 Table P6; 2007-2009 ACS Table B02001; 2010-2012 ACS Table B02001
9 Census 2000 SF3 Table P8; 2007-2009 ACS Table B01001; 2010-2012 ACS Table B01001
10 Census 2000 SF3 Table P21; 2007-2009 ACS Table B06003; 2010-2012 ACS Table B06003
11 Census 2000 SF3 Table P43; 2007-2009 ACS Table B23001; 2010-2012 ACS Table B23025
12 Residence place information is from CTPP2000 Table 1-002; 2007- 2009 ACS Table B08301; 2010-2012 ACS Table B08301. Workplace information is from CTPP2000 Table 2-002; 2007-2009 ACS Table B08406; 2010-2012 ACS Table B08601
13 CTPP2000 1-118; 2007-2009 ACS Table C08136; 2010-2012 ACS Table C08136
