| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 772 |
22.6%
|
| 2 | 1-2 | 928 |
27.1%
|
| 3 | 3-4 | 611 |
17.9%
|
| 4 | 5-6 | 313 |
9.2%
|
| 5 | 7 | 796 |
23.3%
|
| Sysmiss | 57 |