| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 185 |
13.2%
|
| 2 | 1 | 282 |
20.1%
|
| 3 | 2 | 251 |
17.9%
|
| 4 | 3 or more | 682 |
48.7%
|
| Sysmiss | 21 |