| Value | Category | Cases | |
|---|---|---|---|
| 0 | 21 |
1.2%
|
|
| 1 | 293 |
16.3%
|
|
| 2 | 205 |
11.4%
|
|
| 3 | 1275 |
71.1%
|
|
| Sysmiss | 8 |