| Value | Category | Cases | |
|---|---|---|---|
| 0 | 212 |
59.2%
|
|
| 1 | 29 |
8.1%
|
|
| 2 | 100 |
27.9%
|
|
| 3 | 12 |
3.4%
|
|
| 4 | 5 |
1.4%
|
|
| Sysmiss | 71 |