1997 |
47%
|
1994 |
50%
|
2001 |
56%
|
2011 |
40%
|
2012 |
47%
|
1995 |
65%
|
2000 |
78%
|
2013 |
58%
|
2011 |
39%
|
2009 |
56%
|
1993 |
74%
|
2016 |
72%
|
2009 |
45%
|
2010 |
50%
|
1995 |
--
|
2008 |
--
|
1993 |
--
|
1993 |
--
|
2008 |
--
|