| Value | Category | Cases | |
|---|---|---|---|
| -5 | Not available | 1 |
1.3%
|
| 1 | 13 |
17.1%
|
|
| 2 | 59 |
77.6%
|
|
| 3 | 3 |
3.9%
|
|
| Sysmiss | 124 |