| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 535 |
64.4%
|
| 2 | 1-2 | 124 |
14.9%
|
| 3 | 3-4 | 51 |
6.1%
|
| 4 | 5-6 | 37 |
4.5%
|
| 5 | 7 | 84 |
10.1%
|
| Sysmiss | 2 |