| 2004 |
72%
|
| 1994 |
67%
|
| 1988 |
46%
|
| 1989 |
44%
|
| 1985 |
54%
|
| 1980 |
70%
|
| 1979 |
71%
|
| 1982 |
71%
|
| 2007 |
44%
|
| 1988 |
52%
|
| 1998 |
57%
|
| 1980 |
66%
|
| 1977 |
60%
|
