| 2016 |
75%
|
| 1989 |
67%
|
| 1989 |
72%
|
| 1992 |
50%
|
| 2001 |
63%
|
| 2005 |
41%
|
| 2011 |
30%
|
| 1992 |
57%
|
| 1995 |
57%
|
| 2012 |
71%
|
