1989 |
76%
|
1993 |
55%
|
2015 |
61%
|
1983 |
73%
|
1986 |
65%
|
1985 |
62%
|
1997 |
59%
|
1997 |
71%
|
1998 |
71%
|
2015 |
72%
|
2013 |
73%
|
2010 |
56%
|
1973 |
63%
|
2023 |
61%
|
2006 |
74%
|