| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
2%
|
|
| 1 | 1 |
2%
|
|
| 2 | 2 |
4.1%
|
|
| 3 | 1 |
2%
|
|
| 4 | 19 |
38.8%
|
|
| 5 | 13 |
26.5%
|
|
| 6 | 12 |
24.5%
|
|
| Sysmiss | 83 |