| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 904 |
67.3%
|
| 2 | 1-2 | 132 |
9.8%
|
| 3 | 3-4 | 90 |
6.7%
|
| 4 | 5-6 | 40 |
3%
|
| 5 | 7 | 178 |
13.2%
|
| Sysmiss | 12 |