| 2013 |
75%
|
| 2015 |
75%
|
| 2010 |
75%
|
| 1997 |
60%
|
| 1988 |
77%
|
| 1997 |
55%
|
| 1983 |
56%
|
| 1987 |
76%
|
| 1991 |
49%
|
| 1994 |
55%
|
| 1990 |
48%
|
| 1987 |
53%
|
| 2008 |
40%
|
| 1985 |
54%
|
