1959 |
91%
|
1961 |
91%
|
1977 |
85%
|
1986 |
77%
|
1985 |
77%
|
1968 |
79%
|
1968 |
81%
|
1974 |
84%
|
1967 |
66%
|
1959 |
78%
|
2007 |
78%
|
1960 |
78%
|
1978 |
47%
|
1975 |
66%
|