| Value | Category | Cases | |
|---|---|---|---|
| 2 | 1 |
0%
|
|
| 2012 | 159 |
2.7%
|
|
| 2013 | 838 |
14.2%
|
|
| 2014 | 1108 |
18.7%
|
|
| 2015 | 1543 |
26.1%
|
|
| 2016 | 1990 |
33.7%
|
|
| 2017 | 271 |
4.6%
|
|
| Sysmiss | 30862 |