2011 |
66%
|
2004 |
65%
|
1978 |
85%
|
1975 |
85%
|
1976 |
85%
|
2015 |
60%
|
1986 |
74%
|
1999 |
74%
|
1994 |
69%
|
2020 |
59%
|
1979 |
71%
|
2003 |
40%
|
1997 |
69%
|
1981 |
45%
|
1998 |
30%
|