| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 10 |
1.7%
|
| 2 | O1 | 34 |
5.6%
|
| 3 | O2 | 178 |
29.6%
|
| 4 | O3 | 5 |
0.8%
|
| Missing value | 375 |
62.3%
|