1998 |
85%
|
2010 |
78%
|
1994 |
64%
|
2015 |
42%
|
1999 |
74%
|
1998 |
69%
|
2008 |
68%
|
2007 |
45%
|
1999 |
66%
|
2002 |
68%
|
1998 |
76%
|
2009 |
71%
|
2002 |
71%
|
2011 |
43%
|
2000 |
53%
|
2011 |
64%
|
2017 |
46%
|
1997 |
71%
|
1994 |
69%
|
2018 |
45%
|
2011 |
56%
|
2021 |
59%
|
1991 |
45%
|
1993 |
66%
|
2001 |
75%
|
1999 |
69%
|
2001 |
77%
|
2019 |
56%
|
1990 |
52%
|
2021 |
69%
|