1990 |
65%
|
1990 |
59%
|
1998 |
48%
|
2003 |
33%
|
2001 |
32%
|
2000 |
40%
|
2000 |
44%
|
2000 |
37%
|
2001 |
43%
|
2002 |
33%
|
2003 |
37%
|
2000 |
41%
|
2000 |
39%
|
2001 |
48%
|
2000 |
43%
|
2000 |
40%
|
1998 |
65%
|
2005 |
53%
|
1995 |
38%
|
1997 |
47%
|
2009 |
50%
|
2018 |
65%
|
1993 |
--
|