| Value | Category | Cases | |
|---|---|---|---|
| 0 | 9 |
1.4%
|
|
| 2 | 37 |
5.7%
|
|
| 3 | 4 |
0.6%
|
|
| 4 | 13 |
2%
|
|
| Missing value | 586 |
90.3%
|