| 1972 |
85%
|
| 1986 |
70%
|
| 1983 |
75%
|
| 1986 |
63%
|
| 1993 |
51%
|
| 1980 |
70%
|
| 1978 |
70%
|
| 1979 |
71%
|
| 1991 |
48%
|
| 1963 |
82%
|
| 1982 |
71%
|
| 1986 |
74%
|
| 1986 |
73%
|
| 1984 |
56%
|
| 1968 |
54%
|
