| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 592 |
25.4%
|
| 2 | 1 to 2 | 662 |
28.4%
|
| 3 | 3 to 4 | 446 |
19.2%
|
| 4 | 5 to 6 | 236 |
10.1%
|
| 5 | 7 | 391 |
16.8%
|
| Sysmiss | 7 |