| 1985 |
74%
|
| 1986 |
72%
|
| 1985 |
65%
|
| 1988 |
55%
|
| 1987 |
59%
|
| 1986 |
53%
|
| 1986 |
51%
|
| 1991 |
68%
|
| 1983 |
62%
|
| 1991 |
67%
|
| 1992 |
71%
|
| 1989 |
71%
|
| 1990 |
78%
|
| 1993 |
--
|
