| Value | Category | Cases | |
|---|---|---|---|
| 2010 | 160 |
1.8%
|
|
| 2011 | 693 |
7.6%
|
|
| 2012 | 451 |
5%
|
|
| 2013 | 838 |
9.2%
|
|
| 2014 | 2855 |
31.5%
|
|
| 2015 | 3082 |
34%
|
|
| 2016 | 993 |
10.9%
|
|
| Sysmiss | 74635 |