| 1959 |
91%
|
| 1961 |
91%
|
| 1960 |
85%
|
| 1958 |
85%
|
| 1976 |
65%
|
| 1967 |
79%
|
| 1971 |
79%
|
| 1966 |
79%
|
| 1970 |
79%
|
| 1972 |
79%
|
| 1978 |
70%
|
| 1964 |
82%
|
| 1982 |
71%
|
| 1975 |
66%
|
