| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2017 or earlier | 7 |
4.2%
|
| 2 | 2018 - 2019 | 84 |
50.3%
|
| 3 | 2020 - 2021 | 76 |
45.5%
|
| Missing value | 35 |