| value | category | cases | |
|---|---|---|---|
| 0 | no net | 23509 |
61.9%
|
| 1 | only treated nets | 12721 |
33.5%
|
| 2 | both treated and untreated nets | 1 |
0%
|
| 3 | only untreated nets | 1753 |
4.6%
|