| Value | Category | Cases | |
|---|---|---|---|
| -5 | Not available | 1 |
1.3%
|
| 0 | 1 |
1.3%
|
|
| 1 | 34 |
44.7%
|
|
| 2 | 38 |
50%
|
|
| 3 | 2 |
2.6%
|
|
| Sysmiss | 124 |