| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
2.2%
|
|
| 1 | 17 |
37%
|
|
| 5 | 7 |
15.2%
|
|
| 7 | 21 |
45.7%
|
|
| Sysmiss | 1905 |