2000 |
92%
|
2006 |
62%
|
2020 |
75%
|
2013 |
63%
|
1993 |
69%
|
1992 |
63%
|
2014 |
62%
|
1998 |
45%
|
1991 |
65%
|
2001 |
74%
|
1991 |
66%
|
2009 |
70%
|
1983 |
71%
|
1996 |
56%
|
1998 |
66%
|
1999 |
77%
|
1997 |
77%
|
2000 |
77%
|
1993 |
57%
|
1976 |
74%
|
1985 |
78%
|
1979 |
56%
|