| Value | Category | Cases | |
|---|---|---|---|
| 0 | 38 |
23%
|
|
| 1 | 36 |
21.8%
|
|
| 2 | 45 |
27.3%
|
|
| 3 | 35 |
21.2%
|
|
| 4 | 9 |
5.5%
|
|
| 5 | 2 |
1.2%
|
|
| Sysmiss | 19 |