| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 66 |
12.9%
|
| 1 | 1 to 3 | 178 |
34.7%
|
| 2 | 4 to 6 | 195 |
38%
|
| 3 | 7 or more | 74 |
14.4%
|
| Sysmiss | 476 |