2013 |
84%
|
2006 |
84%
|
2012 |
75%
|
2019 |
78%
|
2015 |
78%
|
2018 |
78%
|
2017 |
78%
|
2015 |
76%
|
2006 |
47%
|
1997 |
77%
|
1998 |
77%
|
2015 |
70%
|
2006 |
43%
|
2013 |
48%
|
2016 |
47%
|
2012 |
35%
|
1998 |
64%
|
2008 |
70%
|
2013 |
31%
|