| 1972 |
71%
|
| 1966 |
50%
|
| 1967 |
50%
|
| 1969 |
65%
|
| 1978 |
65%
|
| 1968 |
60%
|
| 1969 |
57%
|
| 1969 |
61%
|
| 1971 |
59%
|
| 1978 |
63%
|
| 1969 |
65%
|
| 1968 |
57%
|
| 1969 |
61%
|
| 1968 |
45%
|
