| Value | Category | Cases | |
|---|---|---|---|
| -5 | Not available | 1 |
1.3%
|
| 0 | 1 |
1.3%
|
|
| 1 | 50 |
65.8%
|
|
| 2 | 23 |
30.3%
|
|
| 3 | 1 |
1.3%
|
|
| Sysmiss | 124 |