| 2011 |
74%
|
| 1995 |
71%
|
| 2000 |
68%
|
| 2004 |
59%
|
| 1989 |
68%
|
| 1991 |
65%
|
| 2015 |
76%
|
| 2007 |
70%
|
| 2005 |
23%
|
| 2020 |
59%
|
| 1998 |
60%
|
| 2008 |
41%
|
| 2007 |
68%
|
| 1996 |
31%
|
| 2002 |
51%
|
| 1997 |
61%
|
| 2009 |
37%
|
