| 1964 |
78%
|
| 1976 |
75%
|
| 1967 |
61%
|
| 1962 |
72%
|
| 1964 |
72%
|
| 1971 |
69%
|
| 1973 |
59%
|
| 1979 |
59%
|
| 1963 |
68%
|
| 1992 |
59%
|
