| 1995 |
76%
|
| 1990 |
73%
|
| 1982 |
79%
|
| 1985 |
67%
|
| 1993 |
78%
|
| 1982 |
70%
|
| 1988 |
59%
|
| 1973 |
68%
|
| 1974 |
65%
|
| 1974 |
55%
|
