| Value | Category | Cases | |
|---|---|---|---|
| 2017 | 755 |
18.8%
|
|
| 2018 | 1454 |
36.2%
|
|
| 2019 | 1531 |
38.1%
|
|
| 2020 | 278 |
6.9%
|
|
| 9997 | inconsistent | 0 |
0%
|
| 9998 | don't know | 0 |
0%
|
| Sysmiss | 26802 |