Value | Category |
---|---|
1981 | 1981 |
1982 | 1982 |
1984 | 1984 |
1989 | 1989 |
1990 | 1990 |
1991 | 1991 |
1992 | 1992 |
1993 | 1993 |
1994 | 1994 |
1995 | 1995 |
1996 | 1996 |
1997 | 1997 |
1998 | 1998 |
1999 | 1999 |
2000 | 2000 |
2001 | 2001 |
2002 | 2002 |
2003 | 2003 |
2004 | 2004 |
2005 | 2005 |
2006 | 2006 |
2007 | 2007 |
2008 | 2008 |
2009 | 2009 |
-5 | Missing; Unknown |
-4 | Not asked |
-3 | Not applicable |
-2 | No answer |
-1 | Don´t know |