| 1988 |
83%
|
| 1978 |
72%
|
| 1984 |
70%
|
| 1988 |
71%
|
| 1982 |
67%
|
| 1992 |
49%
|
| 1985 |
75%
|
| 1984 |
75%
|
| 1978 |
70%
|
| 1979 |
71%
|
| 1978 |
65%
|
| 1978 |
75%
|
| 1988 |
51%
|
| 1978 |
70%
|
| 1985 |
71%
|
| 1978 |
45%
|
| 1982 |
46%
|
| 1980 |
66%
|
| 1979 |
66%
|
| 1978 |
53%
|
