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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 | 483,924 | -- | 579,056 | -- | 602,095 | 609,775 | -- | -- |
| Persons in Households 2 | 471,425 | 568 | 565,577 | -- | 589,834 | 594,891 | -- | -- |
| Total Households 3 | 187,162 | 927 | 224,727 | 2,860 | 227,485 | 220,874 | 2,643 | Yes |
| Average Number of Persons per Household 4 | 2.52 | 0.03 | 2.52 | 0.03 | 2.59 | 2.69 | 0.03 | Yes |
| Average Household Income 5 | $46,510 | $516 | $56,487 | $1,525 | -- | $54,426 | $1,397 | Yes |
| Average Number of Vehicles per Household 6 | 1.62 | 0.01 | 1.69 | 0.03 | -- | 1.60 | 0.03 | No |
| Percent of Persons in Poverty 7 | 12.90 | 0.30 | 15.20 | 0.92 | -- | 18.20 | 0.86 | Yes |
| Percent Minority 8 | 20.50 | 0.30 | 21.40 | 0.50 | 24.80 | 21.20 | 0.56 | Yes |
| Percent of Persons 65 and Over 9 | 18.30 | 0.30 | 17.30 | 0.36 | 18.00 | 18.30 | 0.41 | No |
| Percent of Persons Foreign Born 10 | 6.90 | 0.20 | 10.20 | 0.51 | -- | 10.30 | 0.55 | Yes |
| Total Workers at Place of Residence11 | 206,702 | 1,772 | 249,798 | 3,157 | -- | 234,645 | 3,534 | 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 | 202,340 | 100.0 | 1,767 | 238,729 | 100.0 | 3,182 | 228,896 | 100.0 | 3,568 | Yes |
| Drove alone | 161,640 | 79.9 | 1,690 | 193,749 | 81.2 | 3,485 | 187,647 | 82.0 | 3,868 | Yes |
| 2-person Carpool | 21,125 | 10.4 | 732 | 20,977 | 8.8 | 1,653 | 18,668 | 8.2 | 1,701 | Yes |
| 3-or-more-person Carpool | 7,830 | 3.9 | 452 | 6,250 | 2.6 | 919 | 6,072 | 2.7 | 1,113 | Yes |
| Transit | 1,439 | 0.7 | 195 | 1,036 | 0.4 | 352 | 1,477 | 0.6 | 460 | No |
| Bike | 725 | 0.4 | 139 | 611 | 0.3 | 300 | 560 | 0.2 | 185 | No |
| Walked | 2,850 | 1.4 | 274 | 2,244 | 0.9 | 474 | 3,116 | 1.4 | 528 | No |
| Taxi, Motorcycle and Other means | 2,520 | 1.2 | 258 | 6,499 | 2.7 | 901 | 3,554 | 1.6 | 754 | Yes |
| Worked at Home | 4,205 | 2.1 | 332 | 7,363 | 3.1 | 814 | 7,802 | 3.4 | 980 | 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 | 188,240 | 100.0 | 1,746 | 213,121 | 100.0 | 3,323 | 203,245 | 100.0 | 4,215 | Yes |
| Drove alone | 152,055 | 80.8 | 1,663 | 173,056 | 81.2 | 3,282 | 167,247 | 82.3 | 4,408 | Yes |
| 2-person Carpool | 18,410 | 9.8 | 685 | 17,521 | 8.2 | 1,510 | 15,156 | 7.5 | 1,351 | Yes |
| 3-or-more-person Carpool | 6,375 | 3.4 | 408 | 5,871 | 2.8 | 1,078 | 5,070 | 2.5 | 1,087 | Yes |
| Transit | 1,378 | 0.7 | 191 | 901 | 0.4 | 341 | 1,408 | 0.7 | 454 | No |
| Bike | 740 | 0.4 | 140 | 575 | 0.3 | 299 | 560 | 0.3 | 185 | No |
| Walked | 2,845 | 1.5 | 274 | 2,086 | 1.0 | 472 | 3,091 | 1.5 | 535 | No |
| Taxi, Motorcycle and Other means | 2,235 | 1.2 | 243 | 5,748 | 2.7 | 872 | 2,911 | 1.4 | 640 | No |
| Worked at Home | 4,205 | 2.2 | 332 | 7,363 | 3.5 | 814 | 7,802 | 3.8 | 980 | 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) | 25.4 | 0.3 | 25.6 | 0.7 | 26.0 | 0.8 | No |
| Drove alone | 24.5 | 0.3 | 25.0 | 0.8 | 25.7 | 0.9 | Yes |
| Carpooled | 29.5 | 0.8 | 30.6 | 3.6 | 27.5 | 3.6 | No |
| Transit | 45.6 | 4.7 | 44.2 | 21.1 | 33.1 | 15.0 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 24.9 | 2.1 | 21.9 | 4.8 | 28.0 | 7.8 | No |
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
