2000 |
79%
|
1996 |
62%
|
1979 |
75%
|
2004 |
74%
|
2002 |
85%
|
2004 |
85%
|
2010 |
74%
|
1985 |
74%
|
1985 |
78%
|
2008 |
55%
|