| Value | Category | Cases | |
|---|---|---|---|
| 0 | 10 |
33.3%
|
|
| 1 | 2 |
6.7%
|
|
| 2 | 1 |
3.3%
|
|
| 3 | 1 |
3.3%
|
|
| 4 | 1 |
3.3%
|
|
| 5 | 2 |
6.7%
|
|
| 6 | 13 |
43.3%
|
|
| Sysmiss | 3386 |