2003 |
80%
|
2017 |
63%
|
1995 |
79%
|
1997 |
81%
|
2004 |
74%
|
2008 |
66%
|
2021 |
70%
|
2004 |
85%
|
1997 |
72%
|
2008 |
78%
|
2010 |
65%
|
2013 |
71%
|
2013 |
71%
|
2014 |
71%
|
2014 |
71%
|
2015 |
73%
|