| Value | Category | Cases | |
|---|---|---|---|
| 2014 | 89 |
1.6%
|
|
| 2015 | 1578 |
28.4%
|
|
| 2016 | 3854 |
69.4%
|
|
| 2017 | 32 |
0.6%
|
|
| Sysmiss | 16809 |