| Value | Category | Cases | |
|---|---|---|---|
| 0 | 36 |
69.2%
|
|
| 1 | 6 |
11.5%
|
|
| 2 | 8 |
15.4%
|
|
| 3 | 2 |
3.8%
|
|
| Sysmiss | 147 |