| 1985 |
76%
|
| 1997 |
72%
|
| 1984 |
64%
|
| 1988 |
60%
|
| 1984 |
75%
|
| 1972 |
52%
|
| 1973 |
46%
|
| 1985 |
77%
|
| 1984 |
66%
|
| 1981 |
69%
|
| 1983 |
56%
|
