| 1939 |
81%
|
| 1974 |
80%
|
| 1988 |
69%
|
| 1971 |
65%
|
| 1971 |
63%
|
| 1967 |
75%
|
| 1968 |
79%
|
| 1972 |
79%
|
| 1981 |
63%
|
| 1972 |
74%
|
| 1936 |
70%
|
| 1973 |
69%
|
| 1972 |
69%
|
| 1971 |
69%
|
| 1970 |
69%
|
| 1973 |
65%
|
