| Value | Category | Cases | |
|---|---|---|---|
| -5 | Not available | 1 |
1.4%
|
| 1 | 8 |
11.1%
|
|
| 2 | 59 |
81.9%
|
|
| 3 | 4 |
5.6%
|
|
| Sysmiss | 128 |