| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not iodized 0 PPM (no colour) | 54 |
0.8%
|
| 2 | Less than 15 PPM (weak colour) | 379 |
5.3%
|
| 3 | 15 PPM or more (strong colour) | 6083 |
84.7%
|
| 6 | No salt in home | 640 |
8.9%
|
| 7 | Salt not tested | 19 |
0.3%
|
| 9 | Missing | 11 |
0.2%
|