| Value | Category | Cases | |
|---|---|---|---|
| 2018 | 659 |
18.8%
|
|
| 2019 | 1141 |
32.6%
|
|
| 2020 | 1286 |
36.7%
|
|
| 2021 | 414 |
11.8%
|
|
| 9999 | NO RESPONSE | 0 |
0%
|
| Sysmiss | 4494 |