| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 97 |
5.3%
|
| 2 | 1 | 154 |
8.3%
|
| 3 | 2 | 166 |
9%
|
| 4 | 3 or more | 1428 |
77.4%
|
| Sysmiss | 9 |