| Value | Category | Cases | |
|---|---|---|---|
| 0 | 143 |
6.4%
|
|
| 1 | 371 |
16.7%
|
|
| 2 | 667 |
30%
|
|
| 3 | 713 |
32.1%
|
|
| 4 | 327 |
14.7%
|
|
| Sysmiss | 8 |