| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 572 |
25.1%
|
| 2 | 1-2 | 447 |
19.6%
|
| 3 | 3-4 | 290 |
12.7%
|
| 4 | 5-6 | 207 |
9.1%
|
| 5 | 7 | 759 |
33.4%
|
| Sysmiss | 26 |