| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 10 |
14.1%
|
| 1 | Yes | 9 |
12.7%
|
| 2 | Permanent net | 51 |
71.8%
|
| 8 | Not sure | 1 |
1.4%
|
| 9 | 1 | ||
| Sysmiss | 8985 |