| Value | Category | Cases | |
|---|---|---|---|
| 2010 | 56 |
7.1%
|
|
| 2011 | 11 |
1.4%
|
|
| 2012 | 59 |
7.5%
|
|
| 2013 | 73 |
9.3%
|
|
| 2014 | 3 |
0.4%
|
|
| 2015 | 37 |
4.7%
|
|
| 2016 | 60 |
7.6%
|
|
| 2018 | 364 |
46.3%
|
|
| 2019 | 123 |
15.6%
|
|
| Sysmiss | 137731 |