| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 186 |
11.3%
|
| 2 | 1 | 328 |
20%
|
| 3 | 2 | 333 |
20.3%
|
| 4 | 3 or more | 795 |
48.4%
|
| Sysmiss | 69 |