Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 34 |
28.1%
|
1991 | 1 |
0.8%
|
|
2003 | 1 |
0.8%
|
|
2005 | 1 |
0.8%
|
|
2008 | 1 |
0.8%
|
|
2009 | 2 |
1.7%
|
|
2010 | 5 |
4.1%
|
|
2012 | 1 |
0.8%
|
|
2013 | 3 |
2.5%
|
|
2014 | 4 |
3.3%
|
|
2015 | 8 |
6.6%
|
|
2016 | 4 |
3.3%
|
|
2018 | 10 |
8.3%
|
|
2019 | 8 |
6.6%
|
|
2020 | 11 |
9.1%
|
|
2021 | 8 |
6.6%
|
|
2022 | 12 |
9.9%
|
|
2023 | 7 |
5.8%
|
|
Sysmiss | 887 |