1995 |
86%
|
1985 |
63%
|
1956 |
74%
|
1985 |
75%
|
1992 |
80%
|
1988 |
64%
|
1984 |
67%
|
1983 |
71%
|
1991 |
64%
|
1988 |
62%
|
1960 |
78%
|
2003 |
27%
|
1992 |
16%
|
2018 |
36%
|