| Value | Category | Cases | |
|---|---|---|---|
| 1 | <2 | 19 |
30.2%
|
| 2 | 2-3 | 15 |
23.8%
|
| 3 | 4-5 | 6 |
9.5%
|
| 4 | 6-7 | 7 |
11.1%
|
| 5 | 8-9 | 5 |
7.9%
|
| 6 | 10+ | 11 |
17.5%
|
| Sysmiss | 2954 |