| Value | Category | Cases | |
|---|---|---|---|
| 0 | 117 |
5.4%
|
|
| 1 | 432 |
20%
|
|
| 2 | 594 |
27.5%
|
|
| 3 | 407 |
18.8%
|
|
| 4 | 197 |
9.1%
|
|
| 5 | 414 |
19.2%
|
|
| Sysmiss | 2 |