2021 |
75%
|
2000 |
61%
|
2005 |
77%
|
2020 |
74%
|
2004 |
63%
|
2008 |
56%
|
2011 |
42%
|
2006 |
33%
|
2013 |
50%
|
2017 |
29%
|
2012 |
44%
|
2014 |
29%
|
2009 |
37%
|