| 1973 |
54%
|
| 1961 |
85%
|
| 1980 |
70%
|
| 1978 |
70%
|
| 1980 |
71%
|
| 1980 |
60%
|
| 1985 |
67%
|
| 1970 |
79%
|
| 1975 |
70%
|
| 1981 |
71%
|
| 1966 |
81%
|
| 1965 |
81%
|
| 1969 |
79%
|
| 1974 |
70%
|
| 1979 |
37%
|
