2001 |
64%
|
1985 |
48%
|
2015 |
56%
|
1993 |
32%
|
1988 |
56%
|
1999 |
68%
|
1998 |
67%
|
2011 |
63%
|
1986 |
46%
|
2001 |
71%
|
1987 |
54%
|
1988 |
57%
|
1987 |
58%
|
1988 |
54%
|
2006 |
50%
|
2006 |
75%
|
2011 |
60%
|
1988 |
--
|
2010 |
--
|
2010 |
--
|