| Characteristic | Yes, legal | No, illegal | No opinion |
|---|---|---|---|
| October 1-19, 2021 | 68% | 32% | 0% |
| September 30-October 13, 2020 | 68% | 32% | 0% |
| October 1-13, 2019 | 66% | 33% | 1% |
| May 15-30, 2019 | 66% | 32% | 2% |
| October 1-10, 2018 | 66% | 32% | 2% |
| October 5-11, 2017 | 64% | 34% | 2% |
| October 5-9, 2016 | 60% | 39% | 1% |
| October 7-11, 2015 | 58% | 40% | 2% |
| October 12-15, 2014 | 51% | 47% | 2% |
| October 3-6, 2013 | 58% | 39% | 3% |
| November 26-29, 2012 | 48% | 50% | 1% |
| October 6-9, 2011 | 50% | 46% | 3% |
| October 7-10, 2010 | 46% | 50% | 4% |
| October 1-4, 2009 | 44% | 54% | 2% |
| October 13-15, 2005 | 36% | 60% | 4% |
| November 10-12, 2003 | 34% | 64% | 2% |
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Source
Source
Release date
November 2022
More information
Region
United States
Survey time period
2003 to 2021
Number of respondents
823*
Age group
18 and older
Method of interview
Telephone interview
Supplementary notes
According to the source, the question was asked of half a sample in 2003, 2005, 2009, and 2010.
* Number of respondents in 2021
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