| Value | Category | Cases | |
|---|---|---|---|
| -999 | Refused | 0 |
0%
|
| -888 | Don't know | 166 |
10.3%
|
| -7 | Not applicable | 0 |
0%
|
| 999 | 57 |
3.5%
|
|
| 1900 | 6 |
0.4%
|
|
| 1902 | 1 |
0.1%
|
|
| 1925 | 2 |
0.1%
|
|
| 1930 | 1 |
0.1%
|
|
| 1935 | 1 |
0.1%
|
|
| 1937 | 1 |
0.1%
|
|
| 1941 | 1 |
0.1%
|
|
| 1942 | 1 |
0.1%
|
|
| 1944 | 1 |
0.1%
|
|
| 1945 | 1 |
0.1%
|
|
| 1946 | 2 |
0.1%
|
|
| 1947 | 2 |
0.1%
|
|
| 1948 | 1 |
0.1%
|
|
| 1950 | 2 |
0.1%
|
|
| 1952 | 2 |
0.1%
|
|
| 1953 | 2 |
0.1%
|
|
| 1954 | 1 |
0.1%
|
|
| 1955 | 1 |
0.1%
|
|
| 1956 | 3 |
0.2%
|
|
| 1957 | 5 |
0.3%
|
|
| 1958 | 5 |
0.3%
|
|
| 1959 | 2 |
0.1%
|
|
| 1960 | 13 |
0.8%
|
|
| 1961 | 2 |
0.1%
|
|
| 1962 | 2 |
0.1%
|
|
| 1963 | 7 |
0.4%
|
|
| 1964 | 5 |
0.3%
|
|
| 1965 | 4 |
0.2%
|
|
| 1966 | 2 |
0.1%
|
|
| 1967 | 2 |
0.1%
|
|
| 1968 | 6 |
0.4%
|
|
| 1969 | 3 |
0.2%
|
|
| 1970 | 12 |
0.7%
|
|
| 1971 | 8 |
0.5%
|
|
| 1972 | 4 |
0.2%
|
|
| 1973 | 12 |
0.7%
|
|
| 1974 | 5 |
0.3%
|
|
| 1975 | 10 |
0.6%
|
|
| 1976 | 3 |
0.2%
|
|
| 1977 | 15 |
0.9%
|
|
| 1978 | 11 |
0.7%
|
|
| 1979 | 5 |
0.3%
|
|
| 1980 | 35 |
2.2%
|
|
| 1981 | 6 |
0.4%
|
|
| 1982 | 20 |
1.2%
|
|
| 1983 | 10 |
0.6%
|
|
| 1984 | 8 |
0.5%
|
|
| 1985 | 9 |
0.6%
|
|
| 1986 | 28 |
1.7%
|
|
| 1987 | 26 |
1.6%
|
|
| 1988 | 12 |
0.7%
|
|
| 1989 | 11 |
0.7%
|
|
| 1990 | 32 |
2%
|
|
| 1991 | 18 |
1.1%
|
|
| 1992 | 31 |
1.9%
|
|
| 1993 | 26 |
1.6%
|
|
| 1994 | 20 |
1.2%
|
|
| 1995 | 27 |
1.7%
|
|
| 1996 | 20 |
1.2%
|
|
| 1997 | 28 |
1.7%
|
|
| 1998 | 27 |
1.7%
|
|
| 1999 | 34 |
2.1%
|
|
| 2000 | 50 |
3.1%
|
|
| 2001 | 19 |
1.2%
|
|
| 2002 | 37 |
2.3%
|
|
| 2003 | 28 |
1.7%
|
|
| 2004 | 30 |
1.9%
|
|
| 2005 | 31 |
1.9%
|
|
| 2006 | 36 |
2.2%
|
|
| 2007 | 54 |
3.4%
|
|
| 2008 | 47 |
2.9%
|
|
| 2009 | 33 |
2.1%
|
|
| 2010 | 54 |
3.4%
|
|
| 2011 | 40 |
2.5%
|
|
| 2012 | 40 |
2.5%
|
|
| 2013 | 55 |
3.4%
|
|
| 2014 | 45 |
2.8%
|
|
| 2015 | 49 |
3%
|
|
| 2016 | 43 |
2.7%
|
|
| 2017 | 28 |
1.7%
|
|
| 2018 | 9 |
0.6%
|
|
| 2019 | 16 |
1%
|
|
| 2020 | 9 |
0.6%
|
|
| 2021 | 8 |
0.5%
|
|
| 2022 | 14 |
0.9%
|
|
| 2023 | 6 |
0.4%
|