2008 |
72%
|
1993 |
79%
|
1994 |
79%
|
2002 |
42%
|
1995 |
65%
|
1996 |
75%
|
2010 |
83%
|
1999 |
53%
|
2005 |
81%
|
1998 |
50%
|
2001 |
78%
|
2003 |
75%
|
2002 |
71%
|