| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 522 |
30.1%
|
| 2 | 1 to 2 | 382 |
22%
|
| 3 | 3 to 4 | 250 |
14.4%
|
| 4 | 5 to 6 | 155 |
8.9%
|
| 5 | 7 | 424 |
24.5%
|
| Sysmiss | 21 |