2000 |
74%
|
2000 |
87%
|
1996 |
71%
|
1995 |
71%
|
1967 |
75%
|
1998 |
66%
|
2005 |
58%
|
1991 |
57%
|
1966 |
79%
|
1993 |
57%
|
2007 |
66%
|
2006 |
66%
|
1975 |
60%
|
2001 |
65%
|
1990 |
55%
|
1985 |
49%
|