| Value | Category | Cases | |
|---|---|---|---|
| 2017 | 708 |
18.4%
|
|
| 2018 | 1347 |
35%
|
|
| 2019 | 1522 |
39.5%
|
|
| 2020 | 272 |
7.1%
|
|
| 9997 | inconsistent | 0 |
0%
|
| 9998 | don't know | 0 |
0%
|
| Sysmiss | 10785 |