2000 |
65%
|
1995 |
69%
|
2004 |
71%
|
2003 |
70%
|
2001 |
77%
|
1989 |
59%
|
1998 |
62%
|
2006 |
26%
|
1990 |
47%
|
1990 |
80%
|
2005 |
62%
|
1991 |
49%
|
2001 |
53%
|
2006 |
63%
|
2012 |
35%
|
2006 |
59%
|
1995 |
43%
|
1994 |
61%
|
1998 |
57%
|
1996 |
57%
|
1997 |
57%
|
2004 |
51%
|
1987 |
58%
|
1986 |
58%
|