| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 884 |
51%
|
| 2 | 1-2 | 304 |
17.5%
|
| 3 | 3-4 | 147 |
8.5%
|
| 4 | 5-6 | 79 |
4.6%
|
| 5 | 7 | 321 |
18.5%
|
| Sysmiss | 54 |