| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 112 |
3%
|
| 2 | 1 | 182 |
4.9%
|
| 3 | 2 | 234 |
6.2%
|
| 4 | 3 or more | 3218 |
85.9%
|
| Sysmiss | 14 |