| Value | Category | Cases | |
|---|---|---|---|
| 2010 | 23 |
2%
|
|
| 2011 | 95 |
8.2%
|
|
| 2012 | 162 |
13.9%
|
|
| 2013 | 175 |
15.1%
|
|
| 2014 | 285 |
24.5%
|
|
| 2015 | 391 |
33.6%
|
|
| 2016 | 31 |
2.7%
|
|
| Sysmiss | 43452 |