| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2017 or earlier | 177 |
14.8%
|
| 2 | 2018 | 40 |
3.3%
|
| 3 | 2019 | 45 |
3.8%
|
| 4 | 2020 | 63 |
5.3%
|
| 5 | 2021 | 871 |
72.8%
|
| Missing value | 2925 |