| Value | Category | Cases | |
|---|---|---|---|
| 1 | Aquatabs/water purification tablets | 62 |
75.6%
|
| 2 | Liquid chlorine | 10 |
12.2%
|
| 3 | Powder or granular chlorine | 10 |
12.2%
|
| Sysmiss | 390 |