| Value | Category | Cases | |
|---|---|---|---|
| 0 | 16 |
2%
|
|
| 1 | 13 |
1.6%
|
|
| 2 | 59 |
7.3%
|
|
| 3 | 215 |
26.7%
|
|
| 4 | 503 |
62.4%
|
|
| Sysmiss | 889 |