| 1958 |
83%
|
| 1959 |
91%
|
| 1961 |
91%
|
| 1972 |
61%
|
| 1962 |
77%
|
| 1966 |
75%
|
| 1966 |
75%
|
| 1960 |
65%
|
| 1959 |
74%
|
| 1966 |
74%
|
| 1965 |
74%
|
| 1949 |
74%
|
| 1968 |
79%
|
| 1969 |
79%
|
| 1966 |
79%
|
| 1959 |
67%
|
| 1966 |
81%
|
| 1968 |
81%
|
| 1965 |
81%
|
| 1962 |
85%
|
| 1966 |
59%
|
| 1968 |
54%
|
| 1974 |
63%
|
| 1956 |
61%
|
| 1944 |
53%
|
| 1953 |
62%
|
