| 2017 |
73%
|
| 2013 |
72%
|
| 2009 |
73%
|
| 2008 |
77%
|
| 1998 |
50%
|
| 2005 |
39%
|
| 1991 |
53%
|
| 2020 |
61%
|
| 1997 |
62%
|
| 1996 |
60%
|
| 1990 |
52%
|
