| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
2.8%
|
| 0 | 17 |
7.9%
|
|
| 1 | 1-2 indicators | 78 |
36.4%
|
| 2 | 3-9 indicators | 83 |
38.8%
|
| 3 | 10 or more indicators | 30 |
14%
|
| Sysmiss | 872 |