| Value | Category | Cases | |
|---|---|---|---|
| 0 | 215 |
15.4%
|
|
| 1 | 145 |
10.4%
|
|
| 2 | 32 |
2.3%
|
|
| 3 | 428 |
30.7%
|
|
| 4 | 576 |
41.3%
|
|
| Sysmiss | 174 |