| 1976 |
59%
|
| 1990 |
64%
|
| 1976 |
65%
|
| 1993 |
60%
|
| 1985 |
77%
|
| 1955 |
56%
|
| 1967 |
32%
|
| 2005 |
52%
|
| 1986 |
72%
|
