| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 767 |
39.6%
|
| 2 | 1-2 | 416 |
21.5%
|
| 3 | 3-4 | 224 |
11.6%
|
| 4 | 5-6 | 129 |
6.7%
|
| 5 | 7 | 401 |
20.7%
|
| Sysmiss | 15 |