2004 |
92%
|
2002 |
92%
|
2006 |
92%
|
2000 |
92%
|
1984 |
78%
|
1994 |
69%
|
1989 |
68%
|
1980 |
71%
|
1987 |
47%
|
2010 |
74%
|
1985 |
74%
|
1986 |
78%
|
1985 |
78%
|
2007 |
61%
|
1994 |
67%
|