Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 21 |
18.4%
|
1950 | 2 |
1.8%
|
|
1960 | 1 |
0.9%
|
|
1980 | 1 |
0.9%
|
|
1984 | 1 |
0.9%
|
|
1986 | 2 |
1.8%
|
|
1988 | 2 |
1.8%
|
|
1989 | 1 |
0.9%
|
|
1990 | 5 |
4.4%
|
|
1991 | 2 |
1.8%
|
|
1992 | 2 |
1.8%
|
|
1993 | 1 |
0.9%
|
|
1995 | 2 |
1.8%
|
|
1996 | 2 |
1.8%
|
|
1998 | 1 |
0.9%
|
|
2000 | 4 |
3.5%
|
|
2001 | 1 |
0.9%
|
|
2002 | 1 |
0.9%
|
|
2003 | 2 |
1.8%
|
|
2004 | 1 |
0.9%
|
|
2005 | 5 |
4.4%
|
|
2006 | 3 |
2.6%
|
|
2007 | 1 |
0.9%
|
|
2008 | 2 |
1.8%
|
|
2009 | 2 |
1.8%
|
|
2010 | 4 |
3.5%
|
|
2011 | 1 |
0.9%
|
|
2012 | 6 |
5.3%
|
|
2013 | 5 |
4.4%
|
|
2014 | 2 |
1.8%
|
|
2015 | 5 |
4.4%
|
|
2017 | 2 |
1.8%
|
|
2018 | 7 |
6.1%
|
|
2019 | 3 |
2.6%
|
|
2020 | 4 |
3.5%
|
|
2021 | 3 |
2.6%
|
|
2022 | 1 |
0.9%
|
|
2023 | 3 |
2.6%
|
|
Sysmiss | 244 |