| Value | Category | Cases | |
|---|---|---|---|
| 2016 | 884 |
2.9%
|
|
| 2017 | 6925 |
22.5%
|
|
| 2018 | 6490 |
21.1%
|
|
| 2019 | 6225 |
20.2%
|
|
| 2020 | 5650 |
18.3%
|
|
| 2021 | 4623 |
15%
|
|
| 9999 | NO RESPONSE | 7 |
0%
|
| Sysmiss | 299 |