| Value | Category | Cases | |
|---|---|---|---|
| 0 | 214 |
26.6%
|
|
| 1 | 63 |
7.8%
|
|
| 2 | 45 |
5.6%
|
|
| 3 | 218 |
27%
|
|
| 4 | 266 |
33%
|
|
| Sysmiss | 889 |