2000 |
73%
|
2015 |
66%
|
1993 |
82%
|
1994 |
82%
|
1994 |
82%
|
1990 |
82%
|
1995 |
76%
|
2004 |
83%
|
1999 |
65%
|
2007 |
67%
|
1996 |
57%
|
2002 |
60%
|