| Value | Category | Cases | |
|---|---|---|---|
| 1943 | 1 |
0.1%
|
|
| 1945 | 1 |
0.1%
|
|
| 1947 | 2 |
0.1%
|
|
| 1948 | 1 |
0.1%
|
|
| 1949 | 1 |
0.1%
|
|
| 1951 | 2 |
0.1%
|
|
| 1952 | 3 |
0.2%
|
|
| 1954 | 2 |
0.1%
|
|
| 1955 | 3 |
0.2%
|
|
| 1956 | 5 |
0.3%
|
|
| 1957 | 3 |
0.2%
|
|
| 1958 | 7 |
0.5%
|
|
| 1959 | 6 |
0.4%
|
|
| 1960 | 6 |
0.4%
|
|
| 1961 | 11 |
0.7%
|
|
| 1962 | 10 |
0.7%
|
|
| 1963 | 16 |
1.1%
|
|
| 1964 | 17 |
1.1%
|
|
| 1965 | 13 |
0.9%
|
|
| 1966 | 16 |
1.1%
|
|
| 1967 | 13 |
0.9%
|
|
| 1968 | 24 |
1.6%
|
|
| 1969 | 22 |
1.5%
|
|
| 1970 | 24 |
1.6%
|
|
| 1971 | 21 |
1.4%
|
|
| 1972 | 28 |
1.9%
|
|
| 1973 | 18 |
1.2%
|
|
| 1974 | 41 |
2.7%
|
|
| 1975 | 37 |
2.5%
|
|
| 1976 | 36 |
2.4%
|
|
| 1977 | 27 |
1.8%
|
|
| 1978 | 30 |
2%
|
|
| 1979 | 29 |
1.9%
|
|
| 1980 | 30 |
2%
|
|
| 1981 | 26 |
1.7%
|
|
| 1982 | 36 |
2.4%
|
|
| 1983 | 44 |
2.9%
|
|
| 1984 | 30 |
2%
|
|
| 1985 | 35 |
2.3%
|
|
| 1986 | 26 |
1.7%
|
|
| 1987 | 37 |
2.5%
|
|
| 1988 | 24 |
1.6%
|
|
| 1989 | 24 |
1.6%
|
|
| 1990 | 28 |
1.9%
|
|
| 1991 | 27 |
1.8%
|
|
| 1992 | 24 |
1.6%
|
|
| 1993 | 36 |
2.4%
|
|
| 1994 | 34 |
2.3%
|
|
| 1995 | 23 |
1.5%
|
|
| 1996 | 33 |
2.2%
|
|
| 1997 | 29 |
1.9%
|
|
| 1998 | 32 |
2.1%
|
|
| 1999 | 24 |
1.6%
|
|
| 2000 | 22 |
1.5%
|
|
| 2001 | 17 |
1.1%
|
|
| 2002 | 18 |
1.2%
|
|
| 2003 | 16 |
1.1%
|
|
| 2004 | 18 |
1.2%
|
|
| 2005 | 16 |
1.1%
|
|
| 2006 | 15 |
1%
|
|
| 2007 | 18 |
1.2%
|
|
| 2008 | 6 |
0.4%
|
|
| 2009 | 4 |
0.3%
|
|
| 2010 | 7 |
0.5%
|
|
| 2011 | 2 |
0.1%
|
|
| 2012 | 1 |
0.1%
|
|
| 2013 | 2 |
0.1%
|
|
| 2014 | 3 |
0.2%
|
|
| 3333 | Missing | 5 |
0.3%
|
| 5555 | Not Applicable | 0 |
0%
|
| 8888 | Refused | 1 |
0.1%
|
| 9999 | Don't Know | 257 |
17.1%
|
| Sysmiss | 25313 |