| Value | Category | Cases | |
|---|---|---|---|
| 1 | not iodized (o ppm) | 8 |
3.7%
|
| 2 | less than 15 ppm | 14 |
6.5%
|
| 3 | 15 ppm or more | 35 |
16.2%
|
| 4 | no salt in home | 0 |
0%
|
| 5 | salt not tested | 159 |
73.6%
|