Value | Category | Cases | |
---|---|---|---|
-98 | Don't Know / Don't Recall | 1171 |
3.9%
|
1952 | 2 |
0%
|
|
1954 | 1 |
0%
|
|
1955 | 1 |
0%
|
|
1956 | 4 |
0%
|
|
1957 | 3 |
0%
|
|
1958 | 1 |
0%
|
|
1959 | 3 |
0%
|
|
1960 | 16 |
0.1%
|
|
1961 | 2 |
0%
|
|
1962 | 5 |
0%
|
|
1963 | 4 |
0%
|
|
1964 | 3 |
0%
|
|
1965 | 8 |
0%
|
|
1967 | 4 |
0%
|
|
1968 | 4 |
0%
|
|
1969 | 13 |
0%
|
|
1970 | 22 |
0.1%
|
|
1971 | 4 |
0%
|
|
1972 | 15 |
0%
|
|
1973 | 9 |
0%
|
|
1974 | 11 |
0%
|
|
1975 | 4 |
0%
|
|
1976 | 6 |
0%
|
|
1977 | 9 |
0%
|
|
1978 | 14 |
0%
|
|
1979 | 12 |
0%
|
|
1980 | 41 |
0.1%
|
|
1981 | 14 |
0%
|
|
1982 | 12 |
0%
|
|
1983 | 17 |
0.1%
|
|
1984 | 23 |
0.1%
|
|
1985 | 32 |
0.1%
|
|
1986 | 38 |
0.1%
|
|
1987 | 15 |
0%
|
|
1988 | 27 |
0.1%
|
|
1989 | 32 |
0.1%
|
|
1990 | 68 |
0.2%
|
|
1991 | 21 |
0.1%
|
|
1992 | 28 |
0.1%
|
|
1993 | 23 |
0.1%
|
|
1994 | 38 |
0.1%
|
|
1995 | 50 |
0.2%
|
|
1996 | 66 |
0.2%
|
|
1997 | 48 |
0.2%
|
|
1998 | 68 |
0.2%
|
|
1999 | 87 |
0.3%
|
|
2000 | 160 |
0.5%
|
|
2001 | 51 |
0.2%
|
|
2002 | 68 |
0.2%
|
|
2003 | 78 |
0.3%
|
|
2004 | 117 |
0.4%
|
|
2005 | 108 |
0.4%
|
|
2006 | 74 |
0.2%
|
|
2007 | 107 |
0.4%
|
|
2008 | 151 |
0.5%
|
|
2009 | 174 |
0.6%
|
|
2010 | 166 |
0.5%
|
|
2011 | 135 |
0.4%
|
|
2012 | 153 |
0.5%
|
|
2013 | 213 |
0.7%
|
|
2014 | 301 |
1%
|
|
2015 | 375 |
1.2%
|
|
2016 | 414 |
1.4%
|
|
2017 | 646 |
2.1%
|
|
2018 | 2112 |
7%
|
|
2019 | 22528 |
74.5%
|