| Year | Urban | Suburban | Rural |
|---|---|---|---|
| 2005 | 9 | 7 | 5 |
| 2006 | 14 | 10 | 10 |
| 2008 | 28 | 24 | 18 |
| 2009 | 37 | 37 | 28 |
| 2010 | 49 | 47 | 37 |
| 2011 | 53 | 51 | 43 |
| 2012 | 58 | 57 | 48 |
| 2013 | 65 | 62 | 55 |
| 2014 | 63 | 64 | 53 |
| 2015 | 64 | 68 | 58 |
Source: Pew Research Center surveys, 2005-2006, 2008-2015. No data are available for 2007.
