| 2010 |
80%
|
| 2014 |
80%
|
| 2015 |
79%
|
| 2011 |
75%
|
| 1999 |
74%
|
| 2017 |
76%
|
| 2004 |
68%
|
| 1986 |
78%
|
| 2005 |
65%
|
| 2007 |
62%
|
