| Value | Category | Cases | |
|---|---|---|---|
| 1 | Spraying | 86 |
12%
|
| 2 | Dipping | 99 |
13.8%
|
| 3 | Smearing | 18 |
2.5%
|
| 4 | None | 466 |
65%
|
| 8 | Other........ | 48 |
6.7%
|
| Sysmiss | 289 |