1999 |
84%
|
1983 |
75%
|
1986 |
75%
|
1988 |
74%
|
1993 |
44%
|
1983 |
75%
|
1984 |
75%
|
1985 |
71%
|
1985 |
74%
|
1988 |
62%
|
1998 |
63%
|