| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2017 or earlier | 63 |
19.1%
|
| 2 | 2018 | 10 |
3%
|
| 3 | 2019 | 17 |
5.2%
|
| 4 | 2020 | 19 |
5.8%
|
| 5 | 2021 | 221 |
67%
|
| Missing value | 1456 |