1996 |
84%
|
1995 |
84%
|
1992 |
84%
|
1994 |
84%
|
1993 |
84%
|
1981 |
69%
|
1995 |
84%
|
2000 |
56%
|
1988 |
77%
|
2001 |
65%
|
1987 |
76%
|
1988 |
77%
|
1988 |
77%
|
1994 |
76%
|
1994 |
75%
|
1993 |
75%
|
1995 |
42%
|