| 2007 |
78%
|
| 1985 |
72%
|
| 1992 |
68%
|
| 1979 |
70%
|
| 1985 |
77%
|
| 1975 |
79%
|
| 1976 |
75%
|
| 1976 |
74%
|
| 1977 |
74%
|
| 1989 |
44%
|
| 1979 |
78%
|
| 1972 |
55%
|
