| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 or 2 | 40 |
21.7%
|
| 1 | 3 to 4 | 55 |
29.9%
|
| 2 | 5 to 6 | 52 |
28.3%
|
| 3 | 7 to 9 | 10 |
5.4%
|
| 4 | 10 or more | 27 |
14.7%
|
| Sysmiss | 1 |