| 1980 |
75%
|
| 1978 |
70%
|
| 1980 |
71%
|
| 1972 |
79%
|
| 1979 |
75%
|
| 1977 |
75%
|
| 1985 |
77%
|
| 1979 |
66%
|
| 1979 |
59%
|
| 1983 |
56%
|
| 1980 |
67%
|
