2012 |
86%
|
1999 |
74%
|
1998 |
82%
|
1999 |
82%
|
2000 |
87%
|
2003 |
87%
|
2002 |
87%
|
2010 |
60%
|
1982 |
52%
|
1998 |
79%
|
2016 |
43%
|
2007 |
28%
|
2018 |
21%
|