| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | Currently using | 655 |
20.8%
|
| 2 | Used since last birth | 94 |
3%
|
| 3 | Used before last birth | 297 |
9.4%
|
| 4 | Never used | 2103 |
66.8%
|