| Value | Category | Cases | |
|---|---|---|---|
| 1 | O1 | 14 |
1.8%
|
| 2 | O2 | 268 |
34.5%
|
| 3 | O3 | 189 |
24.4%
|
| 4 | O4 | 0 |
0%
|
| Missing value | 305 |
39.3%
|