| Value | Category | Cases | |
|---|---|---|---|
| 0 | no net | 3140 |
38.8%
|
| 1 | only treated nets | 4853 |
60%
|
| 2 | both treated and untreated nets | 0 |
0%
|
| 3 | only untreated nets | 99 |
1.2%
|