Download an Excel file* of this document: profile_illinois__rock_island_county.xls.
| Table 1a. Mode to Work by Gender 1 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Male | At Place of Residence | |||||||||
| Total Workers | 36,160 | 100.0 | 670 | 35,156 | 100.0 | 820 | 33,795 | 100.0 | 839 | Yes |
| Drove alone | 30,135 | 83.3 | 628 | 29,071 | 82.7 | 1,141 | 27,407 | 81.1 | 941 | Yes |
| 2-person Carpool | 3,080 | 8.5 | 222 | 2,838 | 8.1 | 521 | 2,472 | 7.3 | 436 | Yes |
| 3-or-more-person Carpool | 580 | 1.6 | 97 | 618 | 1.8 | 205 | 1,005 | 3.0 | 397 | Yes |
| Transit | 458 | 1.3 | 86 | 492 | 1.4 | 198 | 509 | 1.5 | 210 | No |
| Bike | 120 | 0.3 | 44 | 237 | 0.7 | 123 | 115 | 0.3 | 68 | No |
| Walked | 925 | 2.6 | 123 | 1,000 | 2.8 | 257 | 820 | 2.4 | 270 | No |
| Taxi, Motorcycle and Other means | 345 | 1.0 | 75 | 210 | 0.6 | 138 | 611 | 1.8 | 232 | Yes |
| Worked at Home | 520 | 1.4 | 92 | 690 | 2.0 | 200 | 856 | 2.5 | 230 | Yes |
| Table 1b. Mode to Work by Gender 1 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Female | At Place of Residence | |||||||||
| Total Workers | 34,090 | 100.0 | 656 | 33,258 | 100.0 | 1,098 | 32,581 | 100.0 | 739 | Yes |
| Drove alone | 28,005 | 82.2 | 610 | 28,471 | 85.6 | 1,025 | 27,034 | 83.0 | 800 | No |
| 2-person Carpool | 2,890 | 8.5 | 215 | 2,276 | 6.8 | 361 | 1,988 | 6.1 | 343 | Yes |
| 3-or-more-person Carpool | 550 | 1.6 | 95 | 376 | 1.1 | 154 | 607 | 1.9 | 172 | No |
| Transit | 485 | 1.4 | 89 | 280 | 0.8 | 115 | 591 | 1.8 | 180 | No |
| Bike | 25 | 0.1 | 20 | 0 | 0.0 | 154 | 154 | 0.5 | 123 | Yes |
| Walked | 925 | 2.7 | 123 | 978 | 2.9 | 300 | 704 | 2.2 | 245 | No |
| Taxi, Motorcycle and Other means | 200 | 0.6 | 57 | 48 | 0.1 | 49 | 283 | 0.9 | 134 | No |
| Worked at Home | 1,010 | 3.0 | 128 | 829 | 2.5 | 212 | 1,220 | 3.7 | 271 | 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 Table 1-002, 2007-2009 ACS Table B08006 and 2010-2012 ACS B08006
