| 2009 |
76%
|
| 1997 |
72%
|
| 1992 |
79%
|
| 1999 |
74%
|
| 1995 |
50%
|
| 2009 |
48%
|
| 2010 |
85%
|
| 2000 |
56%
|
| 1980 |
57%
|
| 2004 |
57%
|
| 2005 |
45%
|
| 2011 |
81%
|
| 2006 |
31%
|
| 1996 |
41%
|
| 2011 |
18%
|
| 1992 |
54%
|
