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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 | 363,857 | -- | 430,066 | -- | 441,603 | 451,455 | -- | -- |
| Persons in Households 2 | 360,434 | 257 | 427,067 | -- | 437,576 | 447,568 | -- | -- |
| Total Households 3 | 128,290 | 285 | 147,555 | 1,197 | 153,764 | 152,332 | 1,101 | Yes |
| Average Number of Persons per Household 4 | 2.81 | 0.01 | 2.89 | 0.02 | 2.85 | 2.94 | 0.02 | Yes |
| Average Household Income 5 | $55,910 | $530 | $65,485 | $1,240 | -- | $67,407 | $1,375 | Yes |
| Average Number of Vehicles per Household 6 | 1.91 | 0.02 | 1.92 | 0.03 | -- | 1.94 | 0.03 | No |
| Percent of Persons in Poverty 7 | 8.90 | 0.20 | 13.50 | 1.01 | -- | 14.80 | 1.20 | Yes |
| Percent Minority 8 | 22.60 | 0.30 | 21.50 | 0.87 | 26.70 | 19.60 | 0.83 | Yes |
| Percent of Persons 65 and Over 9 | 7.80 | 0.20 | 8.20 | 0.29 | 8.30 | 8.70 | 0.30 | Yes |
| Percent of Persons Foreign Born 10 | 12.50 | 0.20 | 15.10 | 0.73 | -- | 15.10 | 0.58 | Yes |
| Total Workers at Place of Residence11 | 182,015 | 1,331 | 221,201 | 2,664 | -- | 212,799 | 2,768 | 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 | 178,570 | 100.0 | 1,331 | 211,478 | 100.0 | 2,346 | 209,073 | 100.0 | 2,787 | Yes |
| Drove alone | 135,665 | 76.0 | 1,288 | 160,978 | 76.1 | 2,432 | 161,576 | 77.3 | 3,022 | Yes |
| 2-person Carpool | 20,345 | 11.4 | 612 | 21,232 | 10.0 | 1,691 | 20,301 | 9.7 | 1,605 | No |
| 3-or-more-person Carpool | 5,460 | 3.1 | 324 | 6,317 | 3.0 | 1,046 | 5,644 | 2.7 | 845 | No |
| Transit | 7,560 | 4.2 | 380 | 9,343 | 4.4 | 1,044 | 8,297 | 4.0 | 854 | No |
| Bike | 300 | 0.2 | 76 | 752 | 0.4 | 267 | 823 | 0.4 | 363 | Yes |
| Walked | 2,435 | 1.4 | 217 | 2,950 | 1.4 | 516 | 2,790 | 1.3 | 508 | No |
| Taxi, Motorcycle and Other means | 1,325 | 0.7 | 160 | 2,733 | 1.3 | 503 | 2,050 | 1.0 | 444 | Yes |
| Worked at Home | 5,490 | 3.1 | 325 | 7,173 | 3.4 | 776 | 7,592 | 3.6 | 942 | 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 | 135,275 | 100.0 | 1,287 | 164,392 | 100.0 | 4,093 | 163,919 | 100.0 | 3,919 | Yes |
| Drove alone | 105,615 | 78.1 | 1,208 | 128,866 | 78.4 | 3,618 | 130,020 | 79.3 | 3,403 | Yes |
| 2-person Carpool | 14,050 | 10.4 | 513 | 14,723 | 9.0 | 1,477 | 14,608 | 8.9 | 1,208 | No |
| 3-or-more-person Carpool | 3,800 | 2.8 | 271 | 4,161 | 2.5 | 735 | 3,234 | 2.0 | 527 | No |
| Transit | 2,835 | 2.1 | 234 | 3,941 | 2.4 | 706 | 3,281 | 2.0 | 646 | No |
| Bike | 265 | 0.2 | 72 | 721 | 0.4 | 248 | 1,003 | 0.6 | 352 | Yes |
| Walked | 2,255 | 1.7 | 209 | 3,010 | 1.8 | 549 | 2,645 | 1.6 | 535 | No |
| Taxi, Motorcycle and Other means | 965 | 0.7 | 137 | 1,797 | 1.1 | 360 | 1,536 | 0.9 | 413 | Yes |
| Worked at Home | 5,490 | 4.1 | 325 | 7,173 | 4.4 | 776 | 7,592 | 4.6 | 942 | 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) | 27.6 | 0.2 | 28.4 | 0.7 | 28.3 | 0.7 | No |
| Drove alone | 26.1 | 0.2 | 27.1 | 0.8 | 27.1 | 0.8 | Yes |
| Carpooled | 29.9 | 0.7 | 30.5 | 3.3 | 30.4 | 3.4 | No |
| Transit | 46.5 | 1.7 | 50.6 | 8.4 | 50.8 | 7.5 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 25.1 | 2.2 | 20.4 | 4.3 | 21.7 | 5.2 | 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
