| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
1.1%
|
| 1 | 1-2 indicators | 51 |
29%
|
| 2 | 3-9 indicators | 83 |
47.2%
|
| 3 | 10 or more indicators | 40 |
22.7%
|
| Sysmiss | 185 |