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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 | 857,183 | -- | 876,754 | -- | 894,014 | 895,987 | -- | -- |
| Persons in Households 2 | 830,250 | 772 | 850,253 | -- | 865,787 | 867,534 | -- | -- |
| Total Households 3 | 335,184 | 622 | 339,862 | 1,880 | 350,854 | 348,446 | 1,819 | Yes |
| Average Number of Persons per Household 4 | 2.48 | 0.01 | 2.50 | 0.01 | 2.47 | 2.49 | 0.01 | No |
| Average Household Income 5 | $65,505 | $483 | $81,957 | $1,168 | -- | $84,713 | $1,332 | Yes |
| Average Number of Vehicles per Household 6 | 1.62 | 0.01 | 1.70 | 0.02 | -- | 1.67 | 0.02 | Yes |
| Percent of Persons in Poverty 7 | 9.30 | 0.20 | 10.40 | 0.47 | -- | 12.20 | 0.46 | Yes |
| Percent Minority 8 | 23.20 | 0.20 | 25.80 | 0.35 | 27.60 | 26.70 | 0.37 | Yes |
| Percent of Persons 65 and Over 9 | 14.60 | 0.20 | 14.20 | 0.25 | 14.60 | 14.80 | 0.25 | No |
| Percent of Persons Foreign Born 10 | 11.70 | 0.20 | 13.70 | 0.44 | -- | 14.80 | 0.41 | Yes |
| Total Workers at Place of Residence11 | 411,241 | 2,212 | 442,792 | 3,450 | -- | 433,617 | 3,542 | 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 | 403,865 | 100.0 | 2,210 | 425,890 | 100.0 | 3,284 | 422,905 | 100.0 | 3,774 | Yes |
| Drove alone | 332,125 | 82.2 | 2,157 | 344,509 | 80.9 | 3,298 | 339,481 | 80.3 | 3,706 | Yes |
| 2-person Carpool | 29,560 | 7.3 | 808 | 31,554 | 7.4 | 1,922 | 30,066 | 7.1 | 1,861 | No |
| 3-or-more-person Carpool | 6,900 | 1.7 | 396 | 6,116 | 1.4 | 782 | 6,840 | 1.6 | 820 | No |
| Transit | 13,895 | 3.4 | 559 | 14,255 | 3.3 | 1,043 | 16,664 | 3.9 | 1,367 | Yes |
| Bike | 745 | 0.2 | 130 | 1,201 | 0.3 | 344 | 1,282 | 0.3 | 445 | Yes |
| Walked | 8,500 | 2.1 | 439 | 8,836 | 2.1 | 960 | 10,050 | 2.4 | 1,024 | Yes |
| Taxi, Motorcycle and Other means | 2,385 | 0.6 | 233 | 4,286 | 1.0 | 715 | 4,814 | 1.1 | 698 | Yes |
| Worked at Home | 9,745 | 2.4 | 469 | 15,133 | 3.6 | 1,043 | 13,708 | 3.2 | 1,080 | 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 | 478,125 | 100.0 | 2,199 | 497,586 | 100.0 | 4,545 | 500,900 | 100.0 | 5,203 | Yes |
| Drove alone | 398,445 | 83.3 | 2,208 | 409,447 | 82.3 | 4,535 | 410,464 | 81.9 | 4,722 | Yes |
| 2-person Carpool | 35,365 | 7.4 | 881 | 37,003 | 7.4 | 1,897 | 34,730 | 6.9 | 1,877 | No |
| 3-or-more-person Carpool | 7,990 | 1.7 | 425 | 7,197 | 1.4 | 903 | 8,091 | 1.6 | 853 | No |
| Transit | 14,795 | 3.1 | 577 | 14,604 | 2.9 | 1,067 | 18,096 | 3.6 | 1,397 | Yes |
| Bike | 715 | 0.1 | 128 | 1,195 | 0.2 | 328 | 1,314 | 0.3 | 463 | Yes |
| Walked | 8,565 | 1.8 | 440 | 8,691 | 1.7 | 920 | 9,762 | 1.9 | 1,047 | Yes |
| Taxi, Motorcycle and Other means | 2,500 | 0.5 | 239 | 4,316 | 0.9 | 738 | 4,735 | 0.9 | 749 | Yes |
| Worked at Home | 9,745 | 2.0 | 469 | 15,133 | 3.0 | 1,043 | 13,708 | 2.7 | 1,080 | 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) | 21.9 | 0.2 | 21.9 | 0.3 | 22.1 | 0.4 | No |
| Drove alone | 21.3 | 0.2 | 21.5 | 0.4 | 21.6 | 0.4 | No |
| Carpooled | 23.0 | 0.6 | 22.5 | 1.8 | 22.8 | 1.8 | No |
| Transit | 37.7 | 1.2 | 37.0 | 4.6 | 36.9 | 5.0 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 17.5 | 1.0 | 17.1 | 2.6 | 16.9 | 2.7 | 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
