| 1987 |
63%
|
| 1993 |
55%
|
| 1990 |
64%
|
| 1985 |
70%
|
| 1983 |
75%
|
| 1986 |
75%
|
| 1992 |
53%
|
| 1984 |
67%
|
| 1985 |
53%
|
| 1988 |
60%
|
| 1981 |
71%
|
| 1985 |
74%
|
| 1981 |
55%
|
| 1991 |
39%
|
| 1986 |
43%
|
| 1986 |
53%
|
| 1985 |
55%
|
