| 1999 |
86%
|
| 1997 |
72%
|
| 1984 |
67%
|
| 1990 |
64%
|
| 1982 |
71%
|
| 1984 |
67%
|
| 1979 |
75%
|
| 1977 |
75%
|
| 1997 |
52%
|
| 1976 |
74%
|
| 1977 |
74%
|
| 1988 |
57%
|
| 1979 |
78%
|
| 1980 |
53%
|
