| Value | Category | Cases | |
|---|---|---|---|
| 0 | 16 |
1.1%
|
|
| 1 | 29 |
1.9%
|
|
| 2 | 267 |
17.6%
|
|
| 3 | 281 |
18.5%
|
|
| 4 | 926 |
61%
|
|
| Sysmiss | 44 |