| Value | Category | Cases | |
|---|---|---|---|
| 0 | 17 |
1.2%
|
|
| 1 | 56 |
4%
|
|
| 2 | 20 |
1.4%
|
|
| 3 | 398 |
28.5%
|
|
| 4 | 905 |
64.8%
|
|
| Sysmiss | 174 |