| Value | Category | Cases | |
|---|---|---|---|
| 888 | 7 |
9.2%
|
|
| 2012 | 1 |
1.3%
|
|
| 2013 | 4 |
5.3%
|
|
| 2014 | 10 |
13.2%
|
|
| 2015 | 8 |
10.5%
|
|
| 2016 | 20 |
26.3%
|
|
| 2017 | 26 |
34.2%
|
|
| Sysmiss | 3973 |