| Value | Category | Cases | |
|---|---|---|---|
| 2012 | 5 |
0%
|
|
| 2013 | 2134 |
9.9%
|
|
| 2014 | 4468 |
20.8%
|
|
| 2015 | 4300 |
20%
|
|
| 2016 | 4464 |
20.8%
|
|
| 2017 | 4627 |
21.5%
|
|
| 2018 | 1456 |
6.8%
|
|
| 9999 | NON REPONSE | 2 |
0%
|
| Sysmiss | 21 |
0.1%
|