| 1954 |
74%
|
| 1962 |
57%
|
| 1964 |
65%
|
| 1956 |
63%
|
| 1964 |
65%
|
| 1968 |
64%
|
| 1965 |
62%
|
| 1995 |
69%
|
| 1991 |
65%
|
| 1956 |
62%
|
| 1975 |
61%
|
| 1972 |
56%
|
| 1993 |
65%
|
| 1992 |
61%
|
| 1967 |
55%
|
| 1953 |
75%
|
