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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 | 231,969 | -- | 239,605 | -- | 251,133 | 253,763 | -- | -- |
| Persons in Households 2 | 224,755 | 400 | 235,412 | -- | 242,411 | 246,190 | -- | -- |
| Total Households 3 | 86,393 | 365 | 91,417 | 1,202 | 97,220 | 98,682 | 1,226 | Yes |
| Average Number of Persons per Household 4 | 2.60 | 0.03 | 2.58 | 0.03 | 2.49 | 2.49 | 0.03 | Yes |
| Average Household Income 5 | $57,890 | $786 | $75,583 | $2,200 | -- | $75,059 | $1,922 | Yes |
| Average Number of Vehicles per Household 6 | 1.93 | 0.02 | 2.00 | 0.05 | -- | 1.97 | 0.04 | No |
| Percent of Persons in Poverty 7 | 8.80 | 0.30 | 8.90 | 0.70 | -- | 11.20 | 0.92 | Yes |
| Percent Minority 8 | 16.00 | 0.40 | 15.60 | 0.34 | 17.40 | 18.30 | 0.54 | Yes |
| Percent of Persons 65 and Over 9 | 10.50 | 0.30 | 12.80 | 0.47 | 13.30 | 13.80 | 0.47 | Yes |
| Percent of Persons Foreign Born 10 | 5.70 | 0.20 | 6.40 | 0.50 | -- | 6.50 | 0.48 | Yes |
| Total Workers at Place of Residence11 | 108,770 | 1,149 | 113,404 | 2,146 | -- | 116,491 | 2,599 | 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 | 106,875 | 100.0 | 1,148 | 109,692 | 100.0 | 1,929 | 114,513 | 100.0 | 2,055 | Yes |
| Drove alone | 70,840 | 66.3 | 1,061 | 74,464 | 67.9 | 2,187 | 79,055 | 69.0 | 2,176 | Yes |
| 2-person Carpool | 11,920 | 11.2 | 508 | 10,822 | 9.9 | 1,018 | 7,832 | 6.8 | 1,143 | Yes |
| 3-or-more-person Carpool | 3,400 | 3.2 | 277 | 3,290 | 3.0 | 711 | 2,649 | 2.3 | 541 | Yes |
| Transit | 9,140 | 8.6 | 448 | 8,286 | 7.6 | 810 | 9,610 | 8.4 | 887 | No |
| Bike | 615 | 0.6 | 118 | 694 | 0.6 | 227 | 619 | 0.5 | 185 | No |
| Walked | 4,025 | 3.8 | 301 | 3,930 | 3.6 | 636 | 4,814 | 4.2 | 1,029 | No |
| Taxi, Motorcycle and Other means | 1,970 | 1.8 | 211 | 2,043 | 1.9 | 447 | 1,649 | 1.4 | 305 | No |
| Worked at Home | 4,965 | 4.6 | 333 | 6,163 | 5.6 | 698 | 8,285 | 7.2 | 1,232 | 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 | 92,525 | 100.0 | 1,128 | 100,145 | 100.0 | 1,947 | 105,335 | 100.0 | 2,334 | Yes |
| Drove alone | 65,840 | 71.2 | 1,038 | 71,906 | 71.8 | 2,217 | 75,519 | 71.7 | 2,047 | Yes |
| 2-person Carpool | 10,780 | 11.7 | 485 | 10,213 | 10.2 | 999 | 8,392 | 8.0 | 1,208 | Yes |
| 3-or-more-person Carpool | 3,095 | 3.3 | 264 | 3,074 | 3.1 | 687 | 2,594 | 2.5 | 526 | No |
| Transit | 2,290 | 2.5 | 228 | 3,066 | 3.1 | 471 | 4,039 | 3.8 | 621 | Yes |
| Bike | 505 | 0.5 | 107 | 449 | 0.4 | 193 | 576 | 0.5 | 173 | No |
| Walked | 3,730 | 4.0 | 290 | 3,799 | 3.8 | 630 | 4,668 | 4.4 | 1,011 | No |
| Taxi, Motorcycle and Other means | 1,320 | 1.4 | 173 | 1,475 | 1.5 | 381 | 1,262 | 1.2 | 325 | No |
| Worked at Home | 4,965 | 5.4 | 333 | 6,163 | 6.2 | 698 | 8,285 | 7.9 | 1,232 | 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) | 32.5 | 0.6 | 30.5 | 1.2 | 29.5 | 1.2 | Yes |
| Drove alone | 26.4 | 0.5 | 25.8 | 1.4 | 24.8 | 1.2 | Yes |
| Carpooled | 33.3 | 1.5 | 32.6 | 4.2 | 27.7 | 5.1 | Yes |
| Transit | 78.6 | 2.1 | 71.7 | 10.8 | 71.5 | 9.6 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 32.0 | 2.3 | 26.9 | 5.9 | 26.5 | 5.9 | 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
