| 1980 |
70%
|
| 1979 |
65%
|
| 1980 |
65%
|
| 1977 |
62%
|
| 1964 |
71%
|
| 1972 |
79%
|
| 1984 |
71%
|
| 1978 |
45%
|
| 1971 |
79%
|
| 1972 |
79%
|
| 1978 |
49%
|
| 1987 |
58%
|
| 1979 |
52%
|
| 1995 |
34%
|
| 1989 |
41%
|
| 2010 |
77%
|
| 1986 |
34%
|
| 1988 |
46%
|
| 1993 |
68%
|
| 1953 |
62%
|
| 1983 |
62%
|
| 1989 |
49%
|
| 1985 |
55%
|
