| 1996 |
74%
|
| 1997 |
64%
|
| 1997 |
62%
|
| 1994 |
72%
|
| 1995 |
72%
|
| 1988 |
76%
|
| 2013 |
73%
|
| 2009 |
41%
|
| 1984 |
51%
|
