| 1995 |
64%
|
| 1970 |
74%
|
| 1981 |
85%
|
| 1975 |
85%
|
| 1983 |
75%
|
| 1976 |
67%
|
| 1996 |
56%
|
| 1997 |
56%
|
| 1978 |
70%
|
| 1984 |
67%
|
| 1977 |
70%
|
| 1980 |
50%
|
| 2010 |
86%
|
| 1989 |
76%
|
| 1989 |
62%
|
| 2001 |
74%
|
| 1983 |
66%
|
| 1986 |
52%
|
| 1988 |
51%
|
| 1995 |
38%
|
| 1996 |
62%
|
