| Value | Category | Cases | |
|---|---|---|---|
| 0 | 22 |
27.2%
|
|
| 1 | 37 |
45.7%
|
|
| 2 | 14 |
17.3%
|
|
| 3 | 8 |
9.9%
|
|
| Sysmiss | 400 |