| Value | Category | Cases | |
|---|---|---|---|
| 0 | 70 |
29.8%
|
|
| 1 | 121 |
51.5%
|
|
| 2 | 36 |
15.3%
|
|
| 3 | 8 |
3.4%
|
|
| Missing value | 171 |