| 1959 |
91%
|
| 1975 |
65%
|
| 1966 |
74%
|
| 1965 |
74%
|
| 1962 |
57%
|
| 1970 |
79%
|
| 1960 |
64%
|
| 1968 |
81%
|
| 1965 |
81%
|
| 1969 |
79%
|
| 1974 |
84%
|
| 1968 |
54%
|
| 1979 |
62%
|
| 1988 |
62%
|
| 1983 |
66%
|
| 1982 |
66%
|
| 1979 |
66%
|
| 1971 |
69%
|
