| 1964 |
78%
|
| 1963 |
91%
|
| 1953 |
71%
|
| 1955 |
71%
|
| 1951 |
85%
|
| 1966 |
75%
|
| 1960 |
65%
|
| 1954 |
75%
|
| 1961 |
85%
|
| 1959 |
74%
|
| 1965 |
74%
|
| 1968 |
79%
|
| 1967 |
79%
|
| 1969 |
79%
|
| 1955 |
62%
|
| 1971 |
79%
|
| 1951 |
66%
|
| 1966 |
63%
|
| 1960 |
76%
|
| 1937 |
67%
|
