2000 |
79%
|
1995 |
85%
|
1997 |
81%
|
2005 |
73%
|
2007 |
75%
|
2009 |
79%
|
2012 |
69%
|
1997 |
72%
|
2021 |
80%
|
2004 |
72%
|
1993 |
72%
|
2011 |
62%
|
2016 |
55%
|
2014 |
58%
|
2012 |
58%
|
2013 |
58%
|
2017 |
55%
|