1964 |
80%
|
2007 |
80%
|
1965 |
80%
|
2007 |
80%
|
1966 |
74%
|
1964 |
74%
|
1965 |
74%
|
1975 |
70%
|
1977 |
74%
|
1966 |
72%
|
1965 |
72%
|
1978 |
53%
|
1988 |
51%
|
1979 |
54%
|