| 1991 |
67%
|
| 1972 |
85%
|
| 1979 |
75%
|
| 1980 |
75%
|
| 1977 |
65%
|
| 1976 |
65%
|
| 1976 |
75%
|
| 1971 |
55%
|
| 1976 |
74%
|
| 1964 |
72%
|
