1990 |
59%
|
1983 |
75%
|
1983 |
75%
|
1980 |
70%
|
1977 |
70%
|
1979 |
71%
|
1984 |
71%
|
1977 |
65%
|
1985 |
71%
|
1965 |
81%
|