| 1996 |
86%
|
| 1993 |
55%
|
| 2008 |
75%
|
| 1990 |
58%
|
| 1986 |
72%
|
| 2002 |
49%
|
| 2009 |
63%
|
| 2016 |
77%
|
| 2015 |
77%
|
| 2017 |
77%
|
| 2018 |
77%
|
| 1987 |
72%
|
| 1981 |
60%
|
| 1983 |
74%
|
| 2010 |
74%
|
| 1988 |
78%
|
| 2005 |
--
|
