2010 |
84%
|
2018 |
75%
|
2023 |
75%
|
1990 |
73%
|
2007 |
75%
|
1992 |
90%
|
1990 |
64%
|
2002 |
67%
|
2003 |
58%
|
1981 |
66%
|
1986 |
67%
|
1993 |
80%
|
1992 |
75%
|
2015 |
63%
|
1998 |
77%
|
1987 |
62%
|
2013 |
65%
|
2003 |
73%
|
1988 |
60%
|
1985 |
74%
|
1988 |
51%
|
2010 |
24%
|
2005 |
59%
|
2000 |
67%
|
1994 |
38%
|
2011 |
44%
|
1987 |
38%
|
1995 |
55%
|