1990 |
71%
|
1999 |
86%
|
1983 |
67%
|
1985 |
70%
|
1979 |
85%
|
1974 |
69%
|
1996 |
56%
|
1996 |
55%
|
1995 |
54%
|
1983 |
71%
|
1977 |
64%
|
1982 |
46%
|
1990 |
52%
|
2016 |
81%
|
1989 |
57%
|
1980 |
53%
|