| 1991 |
79%
|
| 1991 |
71%
|
| 1987 |
74%
|
| 1990 |
80%
|
| 1977 |
70%
|
| 1995 |
75%
|
| 1994 |
75%
|
| 1980 |
75%
|
| 1984 |
71%
|
| 1978 |
74%
|
| 1976 |
62%
|
| 1983 |
72%
|
| 1982 |
72%
|
| 1981 |
72%
|
| 1987 |
44%
|
| 1979 |
78%
|
| 1970 |
65%
|
| 1989 |
48%
|
| 1989 |
61%
|
| 1972 |
64%
|
