| 2007 |
69%
|
| 2000 |
86%
|
| 1998 |
72%
|
| 2002 |
72%
|
| 2009 |
77%
|
| 1986 |
47%
|
| 1985 |
75%
|
| 2014 |
72%
|
| 2005 |
78%
|
| 2009 |
70%
|
| 1985 |
77%
|
| 2005 |
55%
|
| 1995 |
75%
|
| 1998 |
57%
|
| 2012 |
63%
|
| 2015 |
60%
|
| 2013 |
59%
|
| 2014 |
58%
|
