1993 |
78%
|
1988 |
74%
|
2001 |
57%
|
1993 |
69%
|
1993 |
79%
|
1998 |
67%
|
2005 |
79%
|
1992 |
53%
|
1994 |
75%
|
1996 |
69%
|
1995 |
69%
|
2004 |
74%
|
1994 |
72%
|
2004 |
55%
|
1988 |
57%
|
2000 |
68%
|
1997 |
69%
|
1991 |
49%
|
1998 |
63%
|
1994 |
56%
|