value | category | cases | |
---|---|---|---|
0 | no net | 6072 |
61.6%
|
1 | only treated nets | 3416 |
34.7%
|
2 | both treated and untreated nets | 0 |
0%
|
3 | only untreated nets | 370 |
3.8%
|
11 | .Z | 28126 |