| Value | Category | Cases | |
|---|---|---|---|
| 0 | 21 |
15.9%
|
|
| 1 | 16 |
12.1%
|
|
| 2 | 29 |
22%
|
|
| 3 | 20 |
15.2%
|
|
| 4 | 46 |
34.8%
|
|
| Sysmiss | 25821 |