| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
1%
|
| 1 | 1-2 indicators | 115 |
38.9%
|
| 2 | 3-9 indicators | 136 |
45.9%
|
| 3 | 10 or more indicators | 42 |
14.2%
|
| Sysmiss | 476 |