| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 811 |
36.4%
|
| 2 | 1-2 | 640 |
28.7%
|
| 3 | 3-4 | 284 |
12.8%
|
| 4 | 5-6 | 148 |
6.6%
|
| 5 | 7 | 344 |
15.4%
|
| Sysmiss | 30 |