1985 |
78%
|
1986 |
66%
|
1997 |
56%
|
1990 |
67%
|
1989 |
54%
|
1986 |
46%
|
1985 |
48%
|
1995 |
59%
|
1983 |
59%
|
1978 |
28%
|
1991 |
60%
|
2005 |
62%
|
1991 |
64%
|
1991 |
60%
|
2018 |
55%
|
1992 |
48%
|
2018 |
54%
|
1993 |
52%
|
1998 |
43%
|
1994 |
47%
|
1990 |
42%
|
1992 |
54%
|
1993 |
46%
|
2007 |
56%
|
2006 |
57%
|
1993 |
42%
|
2010 |
41%
|
2003 |
27%
|
2012 |
39%
|
1992 |
43%
|
2020 |
41%
|
2010 |
36%
|
2011 |
37%
|
1994 |
41%
|
1996 |
46%
|
2020 |
43%
|
2014 |
49%
|
2013 |
38%
|
2021 |
49%
|
1995 |
38%
|
2022 |
45%
|
1982 |
54%
|
1983 |
43%
|
2019 |
31%
|
2018 |
27%
|
2019 |
28%
|