| Year Legalized | Answer | % Correct |
|---|---|---|
| 2005 | Spain | 96%
|
| 2015 | United States | 96%
|
| 2013 | France | 95%
|
| 2009 | Norway | 94%
|
| 2009 | Sweden | 94%
|
| 2013* | United Kingdom | 94%
|
| 2005 | Canada | 91%
|
| 2012 | Denmark | 91%
|
| 2015 | Ireland | 87%
|
| 2010 | Portugal | 86%
|
| 2003 | Belgium | 84%
|
| 2013 | New Zealand | 84%
|
| 2015 | Finland | 83%
|
| 2000 | Netherlands | 82%
|
| 2014 | Luxembourg | 78%
|
| 2010 | Iceland | 77%
|
| 2013 | Brazil | 75%
|
| 2010 | Argentina | 69%
|
| 2006 | South Africa | 55%
|
| 2013 | Uruguay | 53%
|