| Value | Category | Cases | |
|---|---|---|---|
| 0 | 244 |
85%
|
|
| 1 | 11 |
3.8%
|
|
| 2 | 16 |
5.6%
|
|
| 3 | 12 |
4.2%
|
|
| 4 | 2 |
0.7%
|
|
| 5 | 2 |
0.7%
|
|
| Missing value | 8 |