| Value | Category | Cases | |
|---|---|---|---|
| 1 | sur eau | 26 |
26.3%
|
| 2 | bouillir | 71 |
71.7%
|
| 3 | filtrer | 0 |
0%
|
| 4 | eau de javel | 1 |
1%
|
| 5 | permanganate | 0 |
0%
|
| 6 | bouteille exposee au soleil | 0 |
0%
|
| 7 | autres | 1 |
1%
|
| Sysmiss | 102 |