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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 | 463,585 | -- | 503,526 | -- | 517,110 | 524,969 | -- | -- |
| Persons in Households 2 | 451,867 | 432 | 492,869 | -- | 504,922 | 513,415 | -- | -- |
| Total Households 3 | 182,553 | 396 | 195,104 | 1,428 | 202,411 | 203,592 | 1,246 | Yes |
| Average Number of Persons per Household 4 | 2.48 | 0.01 | 2.53 | 0.02 | 2.49 | 2.52 | 0.02 | Yes |
| Average Household Income 5 | $57,490 | $494 | $67,594 | $1,172 | -- | $71,522 | $1,684 | Yes |
| Average Number of Vehicles per Household 6 | 1.68 | 0.01 | 1.70 | 0.02 | -- | 1.72 | 0.02 | Yes |
| Percent of Persons in Poverty 7 | 9.80 | 0.20 | 12.80 | 0.70 | -- | 14.90 | 0.65 | Yes |
| Percent Minority 8 | 19.10 | 0.20 | 21.10 | 0.46 | 23.60 | 21.50 | 0.41 | Yes |
| Percent of Persons 65 and Over 9 | 11.00 | 0.20 | 10.70 | 0.33 | 10.60 | 10.70 | 0.26 | No |
| Percent of Persons Foreign Born 10 | 5.90 | 0.10 | 8.00 | 0.39 | -- | 8.80 | 0.29 | Yes |
| Total Workers at Place of Residence11 | 240,268 | 1,377 | 264,144 | 2,810 | -- | 269,076 | 2,646 | 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 | 236,800 | 100.0 | 1,377 | 257,346 | 100.0 | 2,404 | 264,554 | 100.0 | 2,613 | Yes |
| Drove alone | 195,030 | 82.4 | 1,360 | 208,350 | 81.0 | 2,134 | 218,389 | 82.5 | 2,371 | Yes |
| 2-person Carpool | 19,435 | 8.2 | 552 | 22,198 | 8.6 | 1,774 | 20,986 | 7.9 | 1,459 | No |
| 3-or-more-person Carpool | 5,360 | 2.3 | 295 | 5,384 | 2.1 | 694 | 5,035 | 1.9 | 820 | No |
| Transit | 3,695 | 1.6 | 245 | 3,166 | 1.2 | 552 | 3,228 | 1.2 | 537 | No |
| Bike | 280 | 0.1 | 68 | 432 | 0.2 | 195 | 452 | 0.2 | 129 | Yes |
| Walked | 4,880 | 2.1 | 281 | 6,253 | 2.4 | 857 | 5,485 | 2.1 | 770 | No |
| Taxi, Motorcycle and Other means | 1,595 | 0.7 | 161 | 2,244 | 0.9 | 510 | 2,198 | 0.8 | 473 | Yes |
| Worked at Home | 6,515 | 2.8 | 324 | 9,319 | 3.6 | 842 | 8,781 | 3.3 | 841 | 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 | 292,115 | 100.0 | 1,330 | 314,895 | 100.0 | 3,704 | 317,442 | 100.0 | 3,320 | Yes |
| Drove alone | 243,630 | 83.4 | 1,376 | 260,055 | 82.6 | 3,116 | 266,631 | 84.0 | 3,094 | Yes |
| 2-person Carpool | 24,900 | 8.5 | 621 | 26,597 | 8.4 | 1,833 | 25,003 | 7.9 | 1,467 | No |
| 3-or-more-person Carpool | 6,085 | 2.1 | 314 | 6,204 | 2.0 | 814 | 5,015 | 1.6 | 710 | Yes |
| Transit | 3,740 | 1.3 | 246 | 3,390 | 1.1 | 559 | 3,496 | 1.1 | 556 | No |
| Bike | 315 | 0.1 | 72 | 420 | 0.1 | 204 | 448 | 0.1 | 130 | No |
| Walked | 5,035 | 1.7 | 286 | 6,402 | 2.0 | 853 | 5,459 | 1.7 | 740 | No |
| Taxi, Motorcycle and Other means | 1,890 | 0.6 | 176 | 2,508 | 0.8 | 453 | 2,609 | 0.8 | 475 | Yes |
| Worked at Home | 6,515 | 2.2 | 324 | 9,319 | 3.0 | 842 | 8,781 | 2.8 | 841 | 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) | 18.6 | 0.1 | 17.9 | 0.3 | 18.9 | 0.4 | No |
| Drove alone | 18.0 | 0.1 | 17.5 | 0.3 | 18.2 | 0.3 | No |
| Carpooled | 20.3 | 0.4 | 19.8 | 2.1 | 21.8 | 2.6 | No |
| Transit | 39.9 | 2.2 | 34.0 | 9.1 | 39.7 | 10.2 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 18.3 | 1.3 | 15.9 | 3.5 | 18.2 | 4.4 | 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
