| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. None | 53 |
60.9%
|
| 2 | 2. One | 20 |
23%
|
| 3 | 3. Two | 9 |
10.3%
|
| 4 | 4. Three or more | 5 |
5.7%
|
| Sysmiss | 12 |