| 2004 |
73%
|
| 2013 |
63%
|
| 1987 |
80%
|
| 1990 |
64%
|
| 1997 |
62%
|
| 2007 |
67%
|
| 1988 |
65%
|
| 2005 |
59%
|
| 1989 |
61%
|
| 2012 |
63%
|
| 2010 |
47%
|
| 2018 |
63%
|
