| 1979 |
70%
|
| 1990 |
59%
|
| 1977 |
70%
|
| 1966 |
79%
|
| 1983 |
74%
|
| 2010 |
74%
|
| 1972 |
79%
|
| 1964 |
85%
|
| 1982 |
66%
|
