| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 642 |
26.2%
|
| 2 | One | 921 |
37.5%
|
| 3 | Two | 799 |
32.5%
|
| 4 | Three | 82 |
3.3%
|
| 5 | Four | 11 |
0.4%
|
| 6 | More than four | 0 |
0%
|
| Sysmiss | 96 |