| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 107 |
7.8%
|
| 2 | 1 | 136 |
9.9%
|
| 3 | 2 | 165 |
12%
|
| 4 | 3 or more | 968 |
70.3%
|
| Sysmiss | 75 |