1993 |
90%
|
2001 |
67%
|
2005 |
72%
|
2004 |
72%
|
2009 |
71%
|
1995 |
80%
|
1977 |
84%
|
1994 |
67%
|
1993 |
67%
|
1990 |
67%
|
1991 |
67%
|
1992 |
67%
|
1995 |
67%
|
2016 |
79%
|
2012 |
36%
|
1981 |
66%
|
1980 |
75%
|
2014 |
66%
|
2014 |
66%
|
2011 |
66%
|
2016 |
66%
|
1988 |
67%
|