| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 570 |
28.8%
|
| 2 | 1 to 2 | 417 |
21.1%
|
| 3 | 3 to 4 | 280 |
14.2%
|
| 4 | 5 to 6 | 159 |
8%
|
| 5 | 7 | 551 |
27.9%
|
| Sysmiss | 68 |