Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 7 |
5.8%
|
1905 | 1 |
0.8%
|
|
1960 | 1 |
0.8%
|
|
1969 | 1 |
0.8%
|
|
1973 | 1 |
0.8%
|
|
1974 | 3 |
2.5%
|
|
1976 | 1 |
0.8%
|
|
1978 | 1 |
0.8%
|
|
1979 | 2 |
1.7%
|
|
1981 | 1 |
0.8%
|
|
1985 | 1 |
0.8%
|
|
1988 | 2 |
1.7%
|
|
1989 | 4 |
3.3%
|
|
1990 | 4 |
3.3%
|
|
1991 | 1 |
0.8%
|
|
1993 | 1 |
0.8%
|
|
1994 | 1 |
0.8%
|
|
1995 | 4 |
3.3%
|
|
1996 | 4 |
3.3%
|
|
1997 | 2 |
1.7%
|
|
1998 | 4 |
3.3%
|
|
1999 | 3 |
2.5%
|
|
2000 | 9 |
7.4%
|
|
2001 | 2 |
1.7%
|
|
2002 | 1 |
0.8%
|
|
2004 | 3 |
2.5%
|
|
2005 | 5 |
4.1%
|
|
2006 | 4 |
3.3%
|
|
2007 | 2 |
1.7%
|
|
2008 | 1 |
0.8%
|
|
2009 | 2 |
1.7%
|
|
2010 | 3 |
2.5%
|
|
2011 | 5 |
4.1%
|
|
2012 | 3 |
2.5%
|
|
2013 | 4 |
3.3%
|
|
2014 | 6 |
5%
|
|
2015 | 1 |
0.8%
|
|
2016 | 1 |
0.8%
|
|
2017 | 2 |
1.7%
|
|
2018 | 3 |
2.5%
|
|
2019 | 5 |
4.1%
|
|
2020 | 2 |
1.7%
|
|
2021 | 3 |
2.5%
|
|
2022 | 2 |
1.7%
|
|
2023 | 2 |
1.7%
|
|
Sysmiss | 903 |