| value | category | cases | |
|---|---|---|---|
| 0 | No | 7667 |
86.7%
|
| 1 | Yes | 479 |
5.4%
|
| 2 | Permanent net | 625 |
7.1%
|
| 8 | Not sure | 77 |
0.9%
|
| 9 | 27 | ||
| Sysmiss | 51891 |