| Value | Category | Cases | |
|---|---|---|---|
| 0 | 194 |
87.4%
|
|
| 1 | 20 |
9%
|
|
| 2 | 7 |
3.2%
|
|
| 3 | 1 |
0.5%
|
|
| Sysmiss | 2 |