
| 2015 | |
|---|---|
2013 | 9.7% |
2012 | 9.7% |
2010 | 11.45% |
2007 | 9.86% |
2006 | 9.47% |
2014 | 8.2% |
2011 | 9.67% |
2008 | 10.37% |
2009 | 14.35% |
2015 | 7.24% |
Sample size | 3,136 |
Sample size calculated by VoxDash | 3,135 |
Probability sampling | |
Margin of error | ±2% |
Calculated by VoxDash | |
Data provider | |
General population | |
Respondent qualification age | 18 |
Data sampling | Not specified |
Geographies | United States of America |
Coverages | Unknown |