2006 |
84%
|
2009 |
58%
|
1997 |
86%
|
1993 |
86%
|
2009 |
75%
|
1989 |
59%
|
2002 |
57%
|
1987 |
67%
|
2007 |
70%
|
1997 |
77%
|
2000 |
77%
|
1995 |
77%
|
2001 |
78%
|
2001 |
63%
|
2002 |
73%
|
1996 |
81%
|
1998 |
81%
|
1997 |
81%
|
2002 |
72%
|
1988 |
53%
|
1999 |
63%
|
1999 |
59%
|
2002 |
75%
|
1999 |
61%
|
1991 |
49%
|
1995 |
76%
|
1994 |
55%
|
2001 |
46%
|
2001 |
46%
|
2001 |
46%
|
2001 |
46%
|
1999 |
60%
|
1991 |
74%
|
1993 |
73%
|
1991 |
63%
|
2003 |
63%
|
2005 |
51%
|
2004 |
57%
|
1993 |
63%
|
1992 |
54%
|
2003 |
50%
|
1995 |
52%
|