2007 |
90%
|
2007 |
65%
|
2006 |
71%
|
2005 |
57%
|
2009 |
79%
|
1992 |
90%
|
2005 |
79%
|
2000 |
81%
|
1990 |
64%
|
1991 |
61%
|
2000 |
66%
|
1989 |
48%
|