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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 | 788,149 | -- | 830,113 | -- | 840,978 | 843,852 | -- | -- |
| Persons in Households 2 | 779,297 | 379 | 819,689 | -- | 833,546 | 835,818 | -- | -- |
| Total Households 3 | 309,502 | 413 | 326,808 | 1,936 | 331,667 | 331,023 | 1,552 | Yes |
| Average Number of Persons per Household 4 | 2.52 | 0.01 | 2.51 | 0.01 | 2.51 | 2.52 | 0.01 | No |
| Average Household Income 5 | $61,860 | $347 | $65,570 | $903 | -- | $64,922 | $721 | Yes |
| Average Number of Vehicles per Household 6 | 1.81 | 0.01 | 1.81 | 0.02 | -- | 1.76 | 0.02 | Yes |
| Percent of Persons in Poverty 7 | 5.60 | 0.10 | 9.50 | 0.49 | -- | 13.20 | 0.71 | Yes |
| Percent Minority 8 | 7.60 | 0.10 | 12.90 | 0.11 | 14.60 | 15.50 | 0.16 | Yes |
| Percent of Persons 65 and Over 9 | 13.60 | 0.20 | 13.90 | 0.25 | 14.30 | 14.60 | 0.25 | Yes |
| Percent of Persons Foreign Born 10 | 8.80 | 0.10 | 9.70 | 0.41 | -- | 10.40 | 0.37 | Yes |
| Total Workers at Place of Residence11 | 391,638 | 1,796 | 393,094 | 3,334 | -- | 380,259 | 3,598 | 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 | 383,665 | 100.0 | 1,795 | 376,562 | 100.0 | 2,961 | 371,055 | 100.0 | 3,758 | Yes |
| Drove alone | 341,300 | 89.0 | 1,780 | 326,766 | 86.8 | 3,137 | 323,758 | 87.3 | 4,251 | Yes |
| 2-person Carpool | 24,570 | 6.4 | 624 | 25,691 | 6.8 | 1,733 | 23,915 | 6.4 | 1,503 | No |
| 3-or-more-person Carpool | 4,175 | 1.1 | 261 | 5,302 | 1.4 | 835 | 6,099 | 1.6 | 790 | Yes |
| Transit | 1,785 | 0.5 | 171 | 2,600 | 0.7 | 511 | 2,699 | 0.7 | 497 | Yes |
| Bike | 370 | 0.1 | 78 | 538 | 0.1 | 237 | 428 | 0.1 | 178 | No |
| Walked | 3,545 | 0.9 | 240 | 3,937 | 1.0 | 594 | 2,639 | 0.7 | 503 | Yes |
| Taxi, Motorcycle and Other means | 1,580 | 0.4 | 161 | 2,029 | 0.5 | 450 | 2,353 | 0.6 | 424 | Yes |
| Worked at Home | 6,345 | 1.7 | 321 | 9,699 | 2.6 | 953 | 9,164 | 2.5 | 922 | 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 | 341,375 | 100.0 | 1,780 | 324,071 | 100.0 | 4,155 | 307,357 | 100.0 | 3,996 | Yes |
| Drove alone | 295,250 | 86.5 | 1,739 | 276,624 | 85.4 | 3,635 | 263,165 | 85.6 | 4,025 | Yes |
| 2-person Carpool | 25,305 | 7.4 | 633 | 23,180 | 7.2 | 1,533 | 20,642 | 6.7 | 1,415 | Yes |
| 3-or-more-person Carpool | 5,515 | 1.6 | 299 | 5,704 | 1.8 | 832 | 5,909 | 1.9 | 779 | No |
| Transit | 3,180 | 0.9 | 228 | 2,830 | 0.9 | 543 | 3,394 | 1.1 | 574 | No |
| Bike | 420 | 0.1 | 83 | 470 | 0.1 | 226 | 455 | 0.1 | 185 | No |
| Walked | 3,680 | 1.1 | 245 | 3,377 | 1.0 | 599 | 2,669 | 0.9 | 496 | Yes |
| Taxi, Motorcycle and Other means | 1,685 | 0.5 | 166 | 2,187 | 0.7 | 426 | 1,959 | 0.6 | 371 | No |
| Worked at Home | 6,345 | 1.9 | 321 | 9,699 | 3.0 | 953 | 9,164 | 3.0 | 922 | 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) | 26.2 | 0.1 | 26.4 | 0.4 | 26.9 | 0.5 | Yes |
| Drove alone | 26.3 | 0.1 | 26.3 | 0.5 | 26.8 | 0.6 | No |
| Carpooled | 26.3 | 0.5 | 28.0 | 2.9 | 26.7 | 2.3 | No |
| Transit | 41.3 | 2.9 | 44.0 | 12.7 | 49.7 | 14.5 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 18.1 | 1.3 | 16.9 | 4.2 | 21.2 | 4.9 | 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
