| 2005 |
84%
|
| 2001 |
75%
|
| 2004 |
77%
|
| 1987 |
54%
|
| 2004 |
73%
|
| 2006 |
63%
|
| 1988 |
56%
|
| 1991 |
53%
|
| 1988 |
76%
|
| 2004 |
45%
|
| 2001 |
46%
|
| 2001 |
46%
|
| 2001 |
46%
|
| 2001 |
46%
|
| 1986 |
56%
|
