Value | Category | Cases | |
---|---|---|---|
-9 | Don't know | 0 |
0%
|
-8 | Refused | 0 |
0%
|
-5 | Not applicable | 0 |
0%
|
-3 | Missing | 0 |
0%
|
1 | Less than 1 year | 0 |
0%
|
1958 | 1 |
0.1%
|
|
1959 | 1 |
0.1%
|
|
1962 | 1 |
0.1%
|
|
1963 | 1 |
0.1%
|
|
1967 | 2 |
0.1%
|
|
1970 | 2 |
0.1%
|
|
1971 | 1 |
0.1%
|
|
1972 | 3 |
0.2%
|
|
1973 | 3 |
0.2%
|
|
1974 | 2 |
0.1%
|
|
1976 | 2 |
0.1%
|
|
1977 | 2 |
0.1%
|
|
1978 | 3 |
0.2%
|
|
1980 | 3 |
0.2%
|
|
1981 | 2 |
0.1%
|
|
1982 | 4 |
0.3%
|
|
1983 | 4 |
0.3%
|
|
1984 | 3 |
0.2%
|
|
1985 | 2 |
0.1%
|
|
1986 | 4 |
0.3%
|
|
1987 | 2 |
0.1%
|
|
1988 | 5 |
0.3%
|
|
1989 | 7 |
0.4%
|
|
1990 | 1 |
0.1%
|
|
1991 | 5 |
0.3%
|
|
1992 | 7 |
0.4%
|
|
1993 | 5 |
0.3%
|
|
1994 | 12 |
0.8%
|
|
1995 | 2 |
0.1%
|
|
1996 | 10 |
0.6%
|
|
1997 | 8 |
0.5%
|
|
1998 | 17 |
1.1%
|
|
1999 | 9 |
0.6%
|
|
2000 | 11 |
0.7%
|
|
2001 | 10 |
0.6%
|
|
2002 | 21 |
1.3%
|
|
2003 | 14 |
0.9%
|
|
2004 | 15 |
0.9%
|
|
2005 | 15 |
0.9%
|
|
2006 | 23 |
1.4%
|
|
2007 | 32 |
2%
|
|
2008 | 35 |
2.2%
|
|
2009 | 36 |
2.3%
|
|
2010 | 45 |
2.8%
|
|
2011 | 44 |
2.8%
|
|
2012 | 80 |
5%
|
|
2013 | 98 |
6.1%
|
|
2014 | 122 |
7.6%
|
|
2015 | 1 |
0.1%
|
|
3333 | Missing | 63 |
3.9%
|
5555 | Not applicable | 4 |
0.3%
|
8888 | Refused | 0 |
0%
|
9999 | Don't know | 575 |
36%
|
Sysmiss | 217 |