| Value | Category | Cases | |
|---|---|---|---|
| 1 | a. in 2020 | 193 |
2.3%
|
| 2 | b. in 2019 | 694 |
8.1%
|
| 3 | c. in 2018 | 568 |
6.6%
|
| 4 | d. before 2018 | 2452 |
28.6%
|
| 5 | e. Never | 4668 |
54.4%
|
| Sysmiss | 14166 |