2001 |
81%
|
2013 |
73%
|
2013 |
72%
|
2007 |
52%
|
2018 |
75%
|
2015 |
64%
|
2017 |
62%
|
1992 |
90%
|
2008 |
78%
|
1996 |
66%
|
1986 |
72%
|
1996 |
44%
|
2015 |
66%
|
1985 |
80%
|
1986 |
80%
|
2018 |
73%
|
1998 |
48%
|
2019 |
67%
|
2012 |
70%
|
1986 |
77%
|
2010 |
74%
|
1986 |
74%
|
1986 |
74%
|
1998 |
91%
|
1990 |
54%
|
1988 |
74%
|
1991 |
83%
|
1992 |
83%
|
1996 |
30%
|
1983 |
66%
|
1984 |
66%
|
1994 |
54%
|
1997 |
63%
|
1991 |
65%
|
1997 |
51%
|