| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
3%
|
|
| 1 | 17 |
51.5%
|
|
| 2 | 9 |
27.3%
|
|
| 3 | 2 |
6.1%
|
|
| 4 | 3 |
9.1%
|
|
| 6 | 1 |
3%
|
|
| Sysmiss | 92 |