| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 838 |
66.8%
|
| 2 | 1-2 | 114 |
9.1%
|
| 3 | 3-4 | 66 |
5.3%
|
| 4 | 5-6 | 42 |
3.3%
|
| 5 | 7 | 195 |
15.5%
|
| Sysmiss | 6 |