| Value | Category | Cases | |
|---|---|---|---|
| -3 | Not recorded | 32 |
6.7%
|
| 5 | 1-5 | 102 |
21.5%
|
| 6 | 6 | 43 |
9.1%
|
| 7 | 7 | 38 |
8%
|
| 8 | 8 | 136 |
28.6%
|
| 9 | 124 |
26.1%
|
|
| Sysmiss | 574 |