| Value | Category | Cases | |
|---|---|---|---|
| 0 | 135 |
7.3%
|
|
| 1 | Spraying | 506 |
27.2%
|
| 2 | Smoking | 341 |
18.3%
|
| 3 | Hired guard | 9 |
0.5%
|
| 4 | Did nothing | 810 |
43.5%
|
| 5 | Other (specify) | 59 |
3.2%
|
| Sysmiss | 9370 |