2001 |
81%
|
2010 |
83%
|
2015 |
81%
|
2010 |
77%
|
2013 |
73%
|
2013 |
72%
|
2015 |
64%
|
2000 |
74%
|
2016 |
65%
|
1995 |
67%
|
2017 |
62%
|
1992 |
90%
|
2018 |
64%
|
2021 |
74%
|
2003 |
58%
|
1991 |
74%
|
1992 |
74%
|
1999 |
76%
|
1987 |
80%
|
1986 |
80%
|
1998 |
48%
|
2010 |
83%
|
1998 |
66%
|
1995 |
73%
|
1994 |
73%
|
1995 |
72%
|
1989 |
76%
|
1987 |
76%
|
1993 |
68%
|
2009 |
57%
|
1998 |
68%
|
1999 |
68%
|
1988 |
76%
|
1995 |
73%
|
1996 |
73%
|
1991 |
63%
|
1998 |
27%
|
1996 |
58%
|
1994 |
39%
|
1993 |
39%
|