1983 |
71%
|
1982 |
71%
|
1979 |
71%
|
1984 |
71%
|
1981 |
71%
|
1971 |
79%
|
1978 |
70%
|
1983 |
71%
|
1984 |
71%
|
1974 |
84%
|
1974 |
70%
|
1978 |
62%
|
1979 |
48%
|
1980 |
53%
|