| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 642 |
47.6%
|
| 2 | 1-2 | 309 |
22.9%
|
| 3 | 3-4 | 137 |
10.1%
|
| 4 | 5-6 | 73 |
5.4%
|
| 5 | 7 | 189 |
14%
|
| Sysmiss | 29 |