| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 931 |
55.5%
|
| 2 | 1-2 | 380 |
22.7%
|
| 3 | 3-4 | 162 |
9.7%
|
| 4 | 5-6 | 71 |
4.2%
|
| 5 | 7 | 133 |
7.9%
|
| Sysmiss | 3 |