| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
2%
|
|
| 1 | 7 |
13.7%
|
|
| 2 | 17 |
33.3%
|
|
| 3 | 18 |
35.3%
|
|
| 4 | 8 |
15.7%
|
|
| Sysmiss | 63 |