1985 |
67%
|
1984 |
67%
|
1984 |
67%
|
1987 |
60%
|
1968 |
72%
|
1985 |
47%
|
1987 |
53%
|
1990 |
44%
|
1989 |
41%
|
1998 |
60%
|