| Value | Category | Cases | |
|---|---|---|---|
| 0 | 31 |
30.1%
|
|
| 1 | 43 |
41.7%
|
|
| 2 | 18 |
17.5%
|
|
| 3 | 10 |
9.7%
|
|
| 4 | 1 |
1%
|
|
| Missing value | 26 |