| 2001 |
59%
|
| 2014 |
81%
|
| 2006 |
65%
|
| 2015 |
47%
|
| 2007 |
70%
|
| 1997 |
65%
|
| 1990 |
69%
|
| 1991 |
69%
|
| 1992 |
69%
|
