| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | Never heard of | 3213 |
21.4%
|
| 1 | Used ORS | 637 |
4.2%
|
| 2 | Heard of ORS | 11129 |
74%
|
| 9 | 65 |
0.4%
|