2001 |
74%
|
1999 |
74%
|
1993 |
74%
|
2001 |
74%
|
1996 |
74%
|
1992 |
74%
|
1998 |
74%
|
2002 |
74%
|
1994 |
72%
|
1995 |
72%
|
1997 |
72%
|
1996 |
72%
|
1990 |
67%
|
1991 |
67%
|
2005 |
55%
|
2005 |
55%
|
2003 |
55%
|
2007 |
55%
|
1990 |
73%
|