2004 |
46%
|
2018 |
72%
|
2015 |
78%
|
1997 |
79%
|
1999 |
80%
|
2009 |
74%
|
2014 |
84%
|
2012 |
72%
|
1999 |
71%
|
2013 |
75%
|
2015 |
83%
|