1980 |
85%
|
1981 |
85%
|
1982 |
85%
|
1979 |
85%
|
1986 |
74%
|
1991 |
71%
|
1993 |
71%
|
1993 |
71%
|
1992 |
71%
|
1992 |
71%
|
1975 |
74%
|
1974 |
74%
|
1979 |
78%
|