| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 190 |
34.7%
|
| 1 | 1 to 3 | 141 |
25.7%
|
| 2 | 4 to 6 | 156 |
28.5%
|
| 3 | 7 or more | 61 |
11.1%
|
| Sysmiss | 413 |