2012 |
58%
|
2003 |
61%
|
2020 |
62%
|
2018 |
61%
|
2007 |
87%
|
2010 |
87%
|
2008 |
87%
|
2009 |
87%
|
2006 |
87%
|
2004 |
72%
|
2007 |
62%
|
1998 |
60%
|
1989 |
51%
|
1996 |
55%
|
1995 |
68%
|