| 1963 |
91%
|
| 1955 |
85%
|
| 1956 |
85%
|
| 1958 |
85%
|
| 1947 |
65%
|
| 1969 |
79%
|
| 1968 |
81%
|
| 1971 |
79%
|
| 1969 |
79%
|
| 1964 |
72%
|
| 1961 |
71%
|
