1999 |
84%
|
2013 |
71%
|
2016 |
65%
|
2003 |
72%
|
2003 |
60%
|
2017 |
74%
|
2018 |
70%
|
2019 |
74%
|
2006 |
60%
|
2023 |
77%
|
2014 |
85%
|
2013 |
85%
|
2015 |
85%
|
2008 |
68%
|
2010 |
60%
|
2005 |
72%
|
1997 |
67%
|
1991 |
78%
|
2018 |
70%
|
1985 |
77%
|
1987 |
65%
|
2007 |
60%
|
1981 |
85%
|
2006 |
70%
|
1993 |
74%
|
2019 |
65%
|
1995 |
65%
|
1982 |
60%
|
2019 |
54%
|
2016 |
79%
|
1988 |
78%
|
1986 |
81%
|
1990 |
81%
|
1989 |
81%
|
1987 |
81%
|
2010 |
86%
|
2021 |
81%
|
1980 |
66%
|
2011 |
76%
|
1988 |
78%
|
2021 |
39%
|