| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | 1-2 indicators | 53 |
19.8%
|
| 2 | 3-9 indicators | 148 |
55.2%
|
| 3 | 10 or more indicators | 67 |
25%
|
| Sysmiss | 332 |