| Value | Category | Cases | |
|---|---|---|---|
| 2010 | 32 |
0.9%
|
|
| 2011 | 214 |
6.3%
|
|
| 2012 | 419 |
12.4%
|
|
| 2013 | 508 |
15%
|
|
| 2014 | 1156 |
34.2%
|
|
| 2015 | 698 |
20.7%
|
|
| 9998 | 351 |
10.4%
|
|
| Sysmiss | 3978 |