| 1984 |
79%
|
| 1971 |
65%
|
| 1982 |
61%
|
| 1983 |
75%
|
| 1981 |
67%
|
| 1971 |
79%
|
| 1984 |
47%
|
| 1975 |
66%
|
| 1984 |
56%
|
| 1983 |
56%
|
| 1990 |
73%
|
