| Value | Category | Cases | |
|---|---|---|---|
| 0 | 14 |
5.5%
|
|
| 2 | 78 |
30.6%
|
|
| 3 | 21 |
8.2%
|
|
| 4 | 34 |
13.3%
|
|
| 6 | 108 |
42.4%
|
|
| Sysmiss | 8320 |