| Characteristic | 2007 | 2008 | 2009 | 2010 | 2011 |
|---|---|---|---|---|---|
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
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Source
Source
Release date
October 2011
More information
Region
United States
Survey time period
2011: August 2011 and October 2011
Number of respondents
2007: n = 505, 2008: n = 502, 2009: n = 500, 2010: n = 670, 2011: n = 500
Age group
18 years and older
Method of interview
Telephone interview
Supplementary notes
The source does not provide detailed information regarding the question. The chosen wording here might therefore differ slightly from the survey.
The source does not provide any further information as to the 2007 to 2010 survey data (date of survey, etc.).
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