| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 |
2.4%
|
|
| 1 | 53 |
20.9%
|
|
| 2 | 93 |
36.8%
|
|
| 3 | 67 |
26.5%
|
|
| 4 | 29 |
11.5%
|
|
| 5 | 5 |
2%
|
|
| Sysmiss | 194 |