| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 401 |
63.1%
|
| 2 | 1-2 | 114 |
18%
|
| 3 | 3-4 | 54 |
8.5%
|
| 4 | 5-6 | 15 |
2.4%
|
| 5 | 7 | 51 |
8%
|
| Sysmiss | 3 |