Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 5 |
2.8%
|
1999 | 1 |
0.6%
|
|
2007 | 1 |
0.6%
|
|
2008 | 1 |
0.6%
|
|
2009 | 3 |
1.7%
|
|
2010 | 1 |
0.6%
|
|
2012 | 7 |
3.9%
|
|
2013 | 3 |
1.7%
|
|
2014 | 6 |
3.3%
|
|
2015 | 9 |
5%
|
|
2016 | 20 |
11.1%
|
|
2017 | 30 |
16.7%
|
|
2018 | 72 |
40%
|
|
2019 | 21 |
11.7%
|
|
Sysmiss | 180 |