| 2015 |
81%
|
| 2013 |
85%
|
| 2000 |
56%
|
| 1993 |
56%
|
| 1994 |
56%
|
| 1998 |
56%
|
| 1999 |
56%
|
| 1980 |
50%
|
| 1982 |
55%
|
| 2006 |
43%
|
