| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 790 |
64.9%
|
| 2 | 1-2 | 120 |
9.9%
|
| 3 | 3-4 | 78 |
6.4%
|
| 4 | 5-6 | 33 |
2.7%
|
| 5 | 7 | 197 |
16.2%
|
| Sysmiss | 3 |