| 2003 |
62%
|
| 1997 |
52%
|
| 1988 |
60%
|
| 2007 |
59%
|
| 2006 |
47%
|
| 2021 |
55%
|
| 2009 |
46%
|
| 2010 |
48%
|
| 2011 |
45%
|
| 2012 |
41%
|
| 1992 |
63%
|
| 1997 |
81%
|
| 2015 |
52%
|
| 2015 |
41%
|
