| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 2766 |
55%
|
| 2 | 1-2 | 1093 |
21.8%
|
| 3 | 3-4 | 418 |
8.3%
|
| 4 | 5-6 | 177 |
3.5%
|
| 5 | 7 | 571 |
11.4%
|
| Sysmiss | 6 |