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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 | 350,761 | -- | 364,732 | -- | 366,513 | 367,567 | -- | -- |
| Persons in Households 2 | 329,524 | 675 | 350,571 | -- | 347,708 | 347,835 | -- | -- |
| Total Households 3 | 125,787 | 402 | 127,477 | 1,348 | 133,155 | 131,315 | 1,150 | Yes |
| Average Number of Persons per Household 4 | 2.62 | 0.02 | 2.75 | 0.02 | 2.61 | 2.65 | 0.02 | Yes |
| Average Household Income 5 | $76,165 | $905 | $99,010 | $2,546 | -- | $100,134 | $2,200 | Yes |
| Average Number of Vehicles per Household 6 | 1.62 | 0.02 | 1.68 | 0.03 | -- | 1.65 | 0.03 | No |
| Percent of Persons in Poverty 7 | 8.60 | 0.20 | 10.00 | 0.89 | -- | 11.70 | 0.85 | Yes |
| Percent Minority 8 | 31.60 | 0.40 | 33.70 | 0.61 | 38.60 | 37.70 | 0.73 | Yes |
| Percent of Persons 65 and Over 9 | 12.50 | 0.30 | 12.40 | 0.37 | 12.60 | 12.90 | 0.38 | No |
| Percent of Persons Foreign Born 10 | 13.90 | 0.30 | 18.80 | 0.78 | -- | 20.60 | 0.68 | Yes |
| Total Workers at Place of Residence11 | 166,771 | 1,414 | 183,347 | 2,566 | -- | 174,819 | 2,514 | 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 | 163,255 | 100.0 | 1,413 | 174,328 | 100.0 | 2,802 | 170,273 | 100.0 | 2,641 | Yes |
| Drove alone | 119,740 | 73.3 | 1,343 | 124,154 | 71.2 | 2,762 | 121,467 | 71.3 | 2,461 | No |
| 2-person Carpool | 13,265 | 8.1 | 540 | 12,800 | 7.3 | 1,379 | 11,232 | 6.6 | 1,363 | Yes |
| 3-or-more-person Carpool | 4,670 | 2.9 | 325 | 5,991 | 3.4 | 920 | 4,941 | 2.9 | 899 | No |
| Transit | 10,979 | 6.7 | 493 | 12,242 | 7.0 | 1,110 | 13,159 | 7.7 | 1,163 | Yes |
| Bike | 805 | 0.5 | 136 | 1,222 | 0.7 | 373 | 1,045 | 0.6 | 316 | No |
| Walked | 7,350 | 4.5 | 406 | 7,150 | 4.1 | 845 | 7,073 | 4.2 | 925 | No |
| Taxi, Motorcycle and Other means | 1,280 | 0.8 | 171 | 3,285 | 1.9 | 863 | 2,686 | 1.6 | 655 | Yes |
| Worked at Home | 5,160 | 3.2 | 341 | 7,484 | 4.3 | 808 | 8,670 | 5.1 | 945 | 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 | 200,225 | 100.0 | 1,402 | 222,868 | 100.0 | 4,335 | 222,805 | 100.0 | 3,615 | Yes |
| Drove alone | 158,850 | 79.3 | 1,410 | 175,501 | 78.7 | 4,015 | 178,435 | 80.1 | 3,611 | Yes |
| 2-person Carpool | 16,260 | 8.1 | 595 | 16,088 | 7.2 | 1,617 | 13,153 | 5.9 | 1,126 | Yes |
| 3-or-more-person Carpool | 5,060 | 2.5 | 338 | 6,399 | 2.9 | 870 | 4,996 | 2.2 | 777 | No |
| Transit | 5,409 | 2.7 | 349 | 6,336 | 2.8 | 900 | 7,292 | 3.3 | 857 | Yes |
| Bike | 815 | 0.4 | 136 | 1,281 | 0.6 | 363 | 959 | 0.4 | 285 | No |
| Walked | 7,350 | 3.7 | 406 | 7,077 | 3.2 | 857 | 7,092 | 3.2 | 1,003 | No |
| Taxi, Motorcycle and Other means | 1,320 | 0.7 | 173 | 2,702 | 1.2 | 645 | 2,208 | 1.0 | 616 | Yes |
| Worked at Home | 5,160 | 2.6 | 341 | 7,484 | 3.4 | 808 | 8,670 | 3.9 | 945 | 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) | 27.1 | 0.4 | 27.0 | 0.9 | 27.2 | 0.8 | No |
| Drove alone | 24.3 | 0.3 | 24.2 | 0.9 | 24.2 | 0.8 | No |
| Carpooled | 26.5 | 0.9 | 25.1 | 3.5 | 25.2 | 3.7 | No |
| Transit | 69.5 | 2.1 | 67.8 | 8.8 | 68.8 | 8.5 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 14.3 | 1.0 | 16.6 | 3.6 | 13.9 | 2.8 | 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
