| Value | Category | Cases | |
|---|---|---|---|
| 1 | O2_FA O2_MA | 1 |
1.7%
|
| 2 | O2_MA | 1 |
1.7%
|
| 3 | O2_SA O2_FA O2_MA | 1 |
1.7%
|
| 4 | O2_SA O2_FA O2_MA O2_EMP | 2 |
3.4%
|
| 5 | O2_SA O2_MA O2_EMP | 1 |
1.7%
|
| Missing value | 53 |
89.8%
|