Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 71 |
51.8%
|
1974 | 1 |
0.7%
|
|
1985 | 1 |
0.7%
|
|
1986 | 1 |
0.7%
|
|
1991 | 1 |
0.7%
|
|
2004 | 1 |
0.7%
|
|
2005 | 3 |
2.2%
|
|
2006 | 2 |
1.5%
|
|
2007 | 1 |
0.7%
|
|
2008 | 2 |
1.5%
|
|
2009 | 4 |
2.9%
|
|
2010 | 7 |
5.1%
|
|
2011 | 3 |
2.2%
|
|
2012 | 3 |
2.2%
|
|
2014 | 1 |
0.7%
|
|
2015 | 2 |
1.5%
|
|
2016 | 2 |
1.5%
|
|
2017 | 8 |
5.8%
|
|
2018 | 8 |
5.8%
|
|
2019 | 7 |
5.1%
|
|
2020 | 4 |
2.9%
|
|
2021 | 4 |
2.9%
|
|
Sysmiss | 882 |