| Value | Category | Cases | |
|---|---|---|---|
| 1954 | 1 |
1%
|
|
| 1959 | 1 |
1%
|
|
| 1963 | 1 |
1%
|
|
| 1964 | 1 |
1%
|
|
| 1968 | 2 |
2.1%
|
|
| 1969 | 1 |
1%
|
|
| 1970 | 3 |
3.1%
|
|
| 1972 | 3 |
3.1%
|
|
| 1973 | 3 |
3.1%
|
|
| 1974 | 4 |
4.2%
|
|
| 1975 | 1 |
1%
|
|
| 1977 | 1 |
1%
|
|
| 1978 | 1 |
1%
|
|
| 1979 | 5 |
5.2%
|
|
| 1981 | 1 |
1%
|
|
| 1982 | 5 |
5.2%
|
|
| 1983 | 1 |
1%
|
|
| 1985 | 1 |
1%
|
|
| 1986 | 3 |
3.1%
|
|
| 1987 | 1 |
1%
|
|
| 1988 | 3 |
3.1%
|
|
| 1989 | 1 |
1%
|
|
| 1990 | 4 |
4.2%
|
|
| 1991 | 1 |
1%
|
|
| 1992 | 3 |
3.1%
|
|
| 1993 | 1 |
1%
|
|
| 1994 | 2 |
2.1%
|
|
| 1995 | 3 |
3.1%
|
|
| 1997 | 1 |
1%
|
|
| 1998 | 2 |
2.1%
|
|
| 1999 | 1 |
1%
|
|
| 2001 | 1 |
1%
|
|
| 2002 | 2 |
2.1%
|
|
| 2003 | 1 |
1%
|
|
| 2005 | 1 |
1%
|
|
| 3333 | Missing | 3 |
3.1%
|
| 5555 | Not Applicable | 0 |
0%
|
| 8888 | Refused | 1 |
1%
|
| 9999 | Don't Know | 25 |
26%
|
| Sysmiss | 26723 |