| 1993 |
79%
|
| 1992 |
79%
|
| 1992 |
90%
|
| 1987 |
74%
|
| 1979 |
78%
|
| 1992 |
70%
|
| 1993 |
70%
|
| 1985 |
66%
|
| 1983 |
66%
|
| 1982 |
66%
|
| 1981 |
66%
|
| 1984 |
66%
|
| 1980 |
66%
|
| 1979 |
66%
|
| 1992 |
63%
|
