| 2009 |
86%
|
| 2010 |
86%
|
| 2011 |
86%
|
| 2008 |
86%
|
| 2002 |
72%
|
| 1995 |
86%
|
| 2003 |
61%
|
| 1981 |
85%
|
| 1983 |
75%
|
| 1984 |
75%
|
| 1979 |
61%
|
| 1995 |
56%
|
| 1980 |
70%
|
| 1978 |
70%
|
| 1968 |
79%
|
| 1980 |
68%
|
| 1979 |
37%
|
| 2005 |
63%
|
| 1991 |
58%
|
