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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 | 754,844 | -- | 804,651 | 0 | 814,180 | 824,391 | 0 | -- |
| Persons in Households 2 | 726,335 | 670 | 773,287 | -- | 780,130 | 790,364 | -- | -- |
| Total Households 3 | 290,336 | 695 | 316,634 | 1,912 | 322,282 | 322,005 | 1,589 | Yes |
| Average Number of Persons per Household 4 | 2.50 | 0.01 | 2.44 | 0.01 | 2.42 | 2.45 | 0.01 | Yes |
| Average Household Income 5 | $44,745 | $308 | $58,189 | $1,081 | -- | $62,843 | $829 | Yes |
| Average Number of Vehicles per Household 6 | 1.96 | 0.01 | 2.06 | 0.02 | -- | 2.04 | 0.02 | Yes |
| Percent of Persons in Poverty 7 | 13.20 | 0.20 | 13.40 | 0.51 | -- | 13.90 | 0.43 | Yes |
| Percent Minority 8 | 11.30 | 0.10 | 13.10 | 0.17 | 14.10 | 14.30 | 0.16 | Yes |
| Percent of Persons 65 and Over 9 | 14.30 | 0.20 | 14.40 | 0.26 | 14.30 | 14.50 | 0.23 | No |
| Percent of Persons Foreign Born 10 | 1.80 | 0.10 | 2.20 | 0.19 | -- | 2.80 | 0.15 | Yes |
| Total Workers at Place of Residence11 | 377,724 | 1,758 | 422,814 | 3,705 | -- | 421,327 | 2,629 | 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 | 372,650 | 100.0 | 1,758 | 414,227 | 100.0 | 2,492 | 413,189 | 100.0 | 2,821 | Yes |
| Drove alone | 288,225 | 77.3 | 1,708 | 320,493 | 77.4 | 3,274 | 322,629 | 78.1 | 3,267 | Yes |
| 2-person Carpool | 30,270 | 8.1 | 690 | 31,086 | 7.5 | 1,691 | 29,902 | 7.2 | 1,514 | No |
| 3-or-more-person Carpool | 8,540 | 2.3 | 372 | 11,254 | 2.7 | 1,218 | 11,148 | 2.7 | 984 | Yes |
| Transit | 1,450 | 0.4 | 154 | 1,849 | 0.4 | 504 | 2,452 | 0.6 | 490 | Yes |
| Bike | 950 | 0.3 | 125 | 2,097 | 0.5 | 439 | 2,805 | 0.7 | 644 | Yes |
| Walked | 16,785 | 4.5 | 518 | 19,293 | 4.7 | 1,308 | 17,274 | 4.2 | 1,052 | No |
| Taxi, Motorcycle and Other means | 2,270 | 0.6 | 192 | 4,420 | 1.1 | 589 | 4,257 | 1.0 | 577 | Yes |
| Worked at Home | 24,155 | 6.5 | 619 | 23,735 | 5.7 | 1,263 | 22,722 | 5.5 | 1,082 | 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 | 378,510 | 100.0 | 1,758 | 418,321 | 100.0 | 2,785 | 416,605 | 100.0 | 2,888 | Yes |
| Drove alone | 293,290 | 77.5 | 1,713 | 323,763 | 77.4 | 3,271 | 326,368 | 78.3 | 3,353 | Yes |
| 2-person Carpool | 31,265 | 8.3 | 700 | 31,873 | 7.6 | 1,737 | 30,354 | 7.3 | 1,466 | No |
| 3-or-more-person Carpool | 8,555 | 2.3 | 372 | 11,149 | 2.7 | 1,224 | 10,891 | 2.6 | 987 | Yes |
| Transit | 1,400 | 0.4 | 151 | 1,874 | 0.4 | 511 | 2,165 | 0.5 | 451 | Yes |
| Bike | 940 | 0.2 | 124 | 2,101 | 0.5 | 441 | 2,789 | 0.7 | 637 | Yes |
| Walked | 16,680 | 4.4 | 517 | 19,420 | 4.6 | 1,277 | 17,051 | 4.1 | 1,020 | No |
| Taxi, Motorcycle and Other means | 2,220 | 0.6 | 190 | 4,406 | 1.1 | 614 | 4,265 | 1.0 | 628 | Yes |
| Worked at Home | 24,155 | 6.4 | 619 | 23,735 | 5.7 | 1,263 | 22,722 | 5.5 | 1,082 | 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) | 16.6 | 0.1 | 16.5 | 0.3 | 16.8 | 0.3 | No |
| Drove alone | 16.3 | 0.1 | 16.2 | 0.3 | 16.7 | 0.3 | Yes |
| Carpooled | 21.0 | 0.5 | 22.8 | 1.7 | 20.5 | 1.4 | No |
| Transit | 32.2 | 3.1 | 31.3 | 15.6 | 34.9 | 12.4 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 11.0 | 0.6 | 9.2 | 1.0 | 10.1 | 1.3 | 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
