| 1963 |
91%
|
| 1982 |
50%
|
| 1960 |
85%
|
| 1978 |
70%
|
| 1976 |
61%
|
| 1975 |
75%
|
| 1974 |
74%
|
| 1974 |
84%
|
| 1979 |
78%
|
| 1980 |
53%
|
