| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. None | 0 |
0%
|
| 2 | 2. One | 6 |
6.9%
|
| 3 | 3. Two | 14 |
16.1%
|
| 4 | 4. Three or more | 67 |
77%
|
| Sysmiss | 12 |