| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 341 |
53.6%
|
| 2 | 1-2 | 173 |
27.2%
|
| 3 | 3-4 | 66 |
10.4%
|
| 4 | 5-6 | 29 |
4.6%
|
| 5 | 7 | 27 |
4.2%
|
| Sysmiss | 2 |