| Value | Category | Cases | |
|---|---|---|---|
| 0 | 151 |
6.7%
|
|
| 1 | 860 |
38.2%
|
|
| 2 | 555 |
24.7%
|
|
| 3 | 122 |
5.4%
|
|
| 4 | 374 |
16.6%
|
|
| 5 | 187 |
8.3%
|
|
| Sysmiss | 1 |