| Value | Category | Cases | |
|---|---|---|---|
| 1 | O1 | 0 |
0%
|
| 2 | O2 | 43 |
9.4%
|
| 3 | O3 | 114 |
24.8%
|
| 4 | O4 | 83 |
18.1%
|
| Missing value | 219 |
47.7%
|