1994 |
86%
|
1983 |
75%
|
1995 |
67%
|
1996 |
67%
|
1993 |
56%
|
1993 |
56%
|
1980 |
70%
|
1981 |
70%
|
2003 |
73%
|
2002 |
70%
|
1988 |
75%
|
1994 |
55%
|