| Value | Category | Cases | |
|---|---|---|---|
| -5 | Not available | 1 |
1.3%
|
| 1 | 15 |
19.7%
|
|
| 2 | 55 |
72.4%
|
|
| 3 | 5 |
6.6%
|
|
| Sysmiss | 124 |