| Value | Category | Cases | |
|---|---|---|---|
| 0 | 864 |
61.9%
|
|
| 1 | 116 |
8.3%
|
|
| 2 | 57 |
4.1%
|
|
| 3 | 134 |
9.6%
|
|
| 4 | 225 |
16.1%
|
|
| Sysmiss | 174 |