| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 934 |
36.1%
|
| 2 | 1-2 | 717 |
27.7%
|
| 3 | 3-4 | 397 |
15.3%
|
| 4 | 5-6 | 214 |
8.3%
|
| 5 | 7 | 328 |
12.7%
|
| Sysmiss | 32 |