2002 |
67%
|
1997 |
67%
|
2000 |
67%
|
1998 |
67%
|
1999 |
67%
|
2001 |
67%
|
1996 |
67%
|
2000 |
55%
|
2010 |
49%
|
1999 |
59%
|