| 1980 |
85%
|
| 1998 |
67%
|
| 1998 |
64%
|
| 1995 |
67%
|
| 1979 |
75%
|
| 1984 |
71%
|
| 1994 |
72%
|
| 1985 |
77%
|
| 1989 |
61%
|
| 1995 |
51%
|
| 1981 |
61%
|
