1953 |
85%
|
1966 |
74%
|
1964 |
74%
|
1965 |
74%
|
1977 |
75%
|
1981 |
66%
|
1980 |
66%
|
1978 |
53%
|
1981 |
42%
|
1979 |
54%
|
2001 |
73%
|
1982 |
61%
|
1974 |
65%
|
1975 |
65%
|
2018 |
47%
|