| Value | Category | Cases | |
|---|---|---|---|
| Refused to answer | 0 |
0%
|
|
| Don't know | 0 |
0%
|
|
| 1900 | 1 |
0%
|
|
| 1927 | 1 |
0%
|
|
| 1930 | 1 |
0%
|
|
| 1940 | 1 |
0%
|
|
| 1945 | 2 |
0%
|
|
| 1950 | 7 |
0.1%
|
|
| 1954 | 1 |
0%
|
|
| 1955 | 1 |
0%
|
|
| 1958 | 2 |
0%
|
|
| 1959 | 2 |
0%
|
|
| 1960 | 26 |
0.5%
|
|
| 1961 | 4 |
0.1%
|
|
| 1962 | 2 |
0%
|
|
| 1964 | 1 |
0%
|
|
| 1965 | 6 |
0.1%
|
|
| 1967 | 1 |
0%
|
|
| 1968 | 5 |
0.1%
|
|
| 1969 | 1 |
0%
|
|
| 1970 | 20 |
0.4%
|
|
| 1971 | 5 |
0.1%
|
|
| 1972 | 9 |
0.2%
|
|
| 1973 | 7 |
0.1%
|
|
| 1974 | 6 |
0.1%
|
|
| 1975 | 7 |
0.1%
|
|
| 1976 | 6 |
0.1%
|
|
| 1977 | 7 |
0.1%
|
|
| 1978 | 9 |
0.2%
|
|
| 1979 | 4 |
0.1%
|
|
| 1980 | 44 |
0.8%
|
|
| 1981 | 5 |
0.1%
|
|
| 1982 | 9 |
0.2%
|
|
| 1983 | 7 |
0.1%
|
|
| 1984 | 7 |
0.1%
|
|
| 1985 | 20 |
0.4%
|
|
| 1986 | 7 |
0.1%
|
|
| 1987 | 8 |
0.2%
|
|
| 1988 | 9 |
0.2%
|
|
| 1989 | 7 |
0.1%
|
|
| 1990 | 55 |
1%
|
|
| 1991 | 9 |
0.2%
|
|
| 1992 | 15 |
0.3%
|
|
| 1993 | 14 |
0.3%
|
|
| 1994 | 19 |
0.4%
|
|
| 1995 | 40 |
0.8%
|
|
| 1996 | 13 |
0.2%
|
|
| 1997 | 17 |
0.3%
|
|
| 1998 | 43 |
0.8%
|
|
| 1999 | 46 |
0.9%
|
|
| 2000 | 233 |
4.4%
|
|
| 2001 | 37 |
0.7%
|
|
| 2002 | 69 |
1.3%
|
|
| 2003 | 36 |
0.7%
|
|
| 2004 | 38 |
0.7%
|
|
| 2005 | 67 |
1.3%
|
|
| 2006 | 37 |
0.7%
|
|
| 2007 | 30 |
0.6%
|
|
| 2008 | 68 |
1.3%
|
|
| 2009 | 88 |
1.7%
|
|
| 2010 | 173 |
3.3%
|
|
| 2011 | 77 |
1.5%
|
|
| 2012 | 97 |
1.8%
|
|
| 2013 | 63 |
1.2%
|
|
| 2014 | 142 |
2.7%
|
|
| 2015 | 265 |
5.1%
|
|
| 2016 | 173 |
3.3%
|
|
| 2017 | 426 |
8.1%
|
|
| 2018 | 591 |
11.3%
|
|
| 2019 | 605 |
11.5%
|
|
| 2020 | 605 |
11.5%
|
|
| 2021 | 471 |
9%
|
|
| 2022 | 313 |
6%
|
|
| 2023 | 1 |
0%
|