| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 182 |
84.3%
|
| 2 | One | 15 |
6.9%
|
| 3 | Two | 10 |
4.6%
|
| 4 | Three | 2 |
0.9%
|
| 5 | More than three | 7 |
3.2%
|
| Sysmiss | 35 |