1996 |
84%
|
1997 |
84%
|
1994 |
84%
|
1995 |
84%
|
1997 |
84%
|
1999 |
66%
|
1994 |
72%
|
1995 |
72%
|
1996 |
72%
|
1990 |
65%
|