| Value | Category | Cases | |
|---|---|---|---|
| 2010 | 75 |
5.8%
|
|
| 2011 | 273 |
21%
|
|
| 2012 | 387 |
29.8%
|
|
| 2013 | 311 |
23.9%
|
|
| 2014 | 185 |
14.2%
|
|
| 2015 | 68 |
5.2%
|
|
| 2016 | 1 |
0.1%
|
|
| Sysmiss | 11223 |