| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
8.2%
|
| 1 | 1-2 indicators | 28 |
57.1%
|
| 2 | 3-9 indicators | 12 |
24.5%
|
| 3 | 10 or more indicators | 5 |
10.2%
|
| Sysmiss | 222 |