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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 | 232,048 | -- | 252,246 | -- | 265,128 | 271,443 | -- | -- |
| Persons in Households 2 | 224,039 | 453 | 245,384 | -- | 252,237 | 261,496 | -- | -- |
| Total Households 3 | 89,863 | 485 | 99,548 | 1,426 | 103,038 | 102,502 | 1,266 | Yes |
| Average Number of Persons per Household 4 | 2.49 | 0.03 | 2.46 | 0.03 | 2.45 | 2.55 | 0.03 | Yes |
| Average Household Income 5 | $53,745 | $946 | $61,754 | $2,012 | -- | $60,826 | $1,575 | Yes |
| Average Number of Vehicles per Household 6 | 1.58 | 0.02 | 1.62 | 0.04 | -- | 1.61 | 0.03 | No |
| Percent of Persons in Poverty 7 | 15.60 | 0.40 | 15.70 | 1.43 | -- | 19.90 | 1.35 | Yes |
| Percent Minority 8 | 44.90 | 0.50 | 44.90 | 0.25 | 47.20 | 45.60 | 0.44 | Yes |
| Percent of Persons 65 and Over 9 | 13.00 | 0.40 | 12.40 | 0.48 | 12.40 | 12.60 | 0.48 | No |
| Percent of Persons Foreign Born 10 | 4.00 | 0.20 | 4.60 | 0.38 | -- | 6.80 | 0.61 | Yes |
| Total Workers at Place of Residence11 | 106,492 | 1,236 | 115,865 | 2,260 | -- | 121,857 | 2,473 | 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 | 104,855 | 100.0 | 1,235 | 113,226 | 100.0 | 2,075 | 119,785 | 100.0 | 2,293 | Yes |
| Drove alone | 80,090 | 76.4 | 1,179 | 91,341 | 80.7 | 2,236 | 96,658 | 80.7 | 2,489 | Yes |
| 2-person Carpool | 10,885 | 10.4 | 525 | 8,798 | 7.8 | 948 | 9,708 | 8.1 | 1,245 | No |
| 3-or-more-person Carpool | 3,215 | 3.1 | 290 | 2,133 | 1.9 | 464 | 1,461 | 1.2 | 538 | Yes |
| Transit | 3,104 | 3.0 | 285 | 2,767 | 2.4 | 493 | 2,687 | 2.2 | 520 | No |
| Bike | 725 | 0.7 | 138 | 653 | 0.6 | 240 | 850 | 0.7 | 345 | No |
| Walked | 2,990 | 2.9 | 280 | 2,479 | 2.2 | 538 | 3,016 | 2.5 | 570 | No |
| Taxi, Motorcycle and Other means | 1,210 | 1.2 | 179 | 1,226 | 1.1 | 366 | 1,007 | 0.8 | 325 | No |
| Worked at Home | 2,635 | 2.5 | 263 | 3,829 | 3.4 | 531 | 4,398 | 3.7 | 576 | 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 | 127,045 | 100.0 | 1,235 | 143,774 | 100.0 | 2,931 | 146,360 | 100.0 | 3,436 | Yes |
| Drove alone | 98,735 | 77.7 | 1,226 | 117,307 | 81.6 | 3,092 | 120,092 | 82.1 | 3,243 | Yes |
| 2-person Carpool | 13,585 | 10.7 | 582 | 12,199 | 8.5 | 1,080 | 11,656 | 8.0 | 1,376 | Yes |
| 3-or-more-person Carpool | 4,045 | 3.2 | 325 | 2,894 | 2.0 | 535 | 2,200 | 1.5 | 649 | Yes |
| Transit | 3,030 | 2.4 | 282 | 2,751 | 1.9 | 491 | 2,680 | 1.8 | 518 | No |
| Bike | 720 | 0.6 | 138 | 656 | 0.5 | 241 | 848 | 0.6 | 347 | No |
| Walked | 2,925 | 2.3 | 277 | 2,465 | 1.7 | 543 | 2,881 | 2.0 | 560 | No |
| Taxi, Motorcycle and Other means | 1,365 | 1.1 | 190 | 1,673 | 1.2 | 443 | 1,605 | 1.1 | 409 | No |
| Worked at Home | 2,635 | 2.1 | 263 | 3,829 | 2.7 | 531 | 4,398 | 3.0 | 576 | 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) | 22.3 | 0.3 | 20.4 | 0.7 | 21.3 | 0.8 | Yes |
| Drove alone | 21.6 | 0.3 | 19.8 | 0.8 | 21.1 | 0.9 | No |
| Carpooled | 23.7 | 0.9 | 22.7 | 3.5 | 20.7 | 3.8 | No |
| Transit | 37.3 | 2.9 | 35.4 | 9.0 | 39.7 | 12.9 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 19.4 | 2.0 | 17.5 | 5.1 | 17.2 | 4.8 | 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
