Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 13 |
3.3%
|
1998 | 1 |
0.3%
|
|
2007 | 2 |
0.5%
|
|
2009 | 2 |
0.5%
|
|
2010 | 11 |
2.8%
|
|
2011 | 20 |
5%
|
|
2012 | 58 |
14.5%
|
|
2013 | 11 |
2.8%
|
|
2014 | 3 |
0.8%
|
|
2015 | 7 |
1.8%
|
|
2016 | 24 |
6%
|
|
2017 | 53 |
13.3%
|
|
2018 | 167 |
41.8%
|
|
2019 | 28 |
7%
|
|
Sysmiss | 1595 |