| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 to 3 | 193 |
20.4%
|
| 1 | 4 to 6 | 449 |
47.4%
|
| 2 | 7 to 9 | 229 |
24.2%
|
| 3 | 10 or more | 77 |
8.1%
|
| Sysmiss | 13 |