| 1983 |
75%
|
| 1984 |
75%
|
| 1979 |
70%
|
| 1979 |
71%
|
| 1977 |
62%
|
| 1981 |
71%
|
| 1985 |
71%
|
| 1983 |
71%
|
| 1984 |
71%
|
| 1982 |
55%
|
| 1985 |
74%
|
| 1971 |
53%
|
| 1984 |
47%
|
| 1992 |
32%
|
| 1971 |
45%
|
