| Value | Category | Cases | |
|---|---|---|---|
| 0 | 42 |
2.3%
|
|
| 1 | 378 |
21.1%
|
|
| 2 | 152 |
8.5%
|
|
| 3 | 1222 |
68.1%
|
|
| Sysmiss | 8 |