| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don?t know | 131 |
6.1%
|
| -88 | Other (specify) | 57 |
2.7%
|
| 1 | They protect us from illness | 1519 |
71.1%
|
| 2 | They increase our iron intake | 367 |
17.2%
|
| 3 | They make our bones stronger | 61 |
2.9%
|