| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
5.9%
|
|
| 1 | 40 |
18%
|
|
| 2 | 67 |
30.2%
|
|
| 3 | 85 |
38.3%
|
|
| 4 | 10 |
4.5%
|
|
| 5 | 7 |
3.2%
|
|
| Sysmiss | 2 |