| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-2 | 9 |
4.1%
|
| 2 | 2-3 | 24 |
11.1%
|
| 3 | 3-4 | 47 |
21.7%
|
| 4 | 4-6 | 137 |
63.1%
|
| Sysmiss | 6003 |