2011 |
76%
|
2005 |
84%
|
2017 |
74%
|
1994 |
86%
|
1995 |
86%
|
1993 |
86%
|
2021 |
68%
|
2017 |
79%
|
2019 |
66%
|
1980 |
58%
|
2001 |
77%
|
1996 |
77%
|
1998 |
77%
|
2009 |
72%
|
2001 |
74%
|
1987 |
76%
|
1988 |
76%
|
2006 |
67%
|
1987 |
77%
|
1994 |
76%
|
1997 |
69%
|
1999 |
60%
|
1992 |
54%
|