| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 878 |
26.9%
|
| 2 | 1-2 | 895 |
27.5%
|
| 3 | 3-4 | 495 |
15.2%
|
| 4 | 5-6 | 202 |
6.2%
|
| 5 | 7 | 790 |
24.2%
|
| Sysmiss | 22 |