1995 |
84%
|
1992 |
84%
|
1994 |
84%
|
1999 |
70%
|
1995 |
82%
|
1997 |
76%
|
1999 |
65%
|
1995 |
56%
|
1987 |
76%
|
1989 |
76%
|
1990 |
67%
|
1994 |
75%
|