| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2017 or earlier | 2 |
16.7%
|
| 2 | 2018 | 1 |
8.3%
|
| 3 | 2019 | 4 |
33.3%
|
| 4 | 2020 | 2 |
16.7%
|
| 5 | 2021 | 3 |
25%
|
| Missing value | 1134 |