1995 |
77%
|
1993 |
77%
|
1994 |
77%
|
1995 |
79%
|
2004 |
79%
|
2009 |
74%
|
1995 |
65%
|
2007 |
80%
|
2012 |
72%
|
2006 |
69%
|
2012 |
71%
|
2015 |
73%
|