| 1999 |
89%
|
| 1988 |
83%
|
| 1985 |
74%
|
| 2001 |
51%
|
| 2002 |
64%
|
| 1993 |
66%
|
| 1985 |
75%
|
| 1984 |
75%
|
| 1991 |
80%
|
| 1993 |
67%
|
| 1997 |
56%
|
| 1972 |
79%
|
| 1985 |
54%
|
| 1986 |
78%
|
| 1992 |
50%
|
| 2006 |
51%
|
| 1997 |
64%
|
| 1994 |
38%
|
| 1998 |
48%
|
| 1972 |
57%
|
