| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 ppm (no iodine) | 6072 |
19.6%
|
| 14 | < 15 ppm | 5479 |
17.7%
|
| 15 | 15+ ppm | 16722 |
53.9%
|
| 994 | salt not tested | 0 |
0%
|
| 995 | no salt | 2724 |
8.8%
|
| 997 | not dejure resident | 0 |
0%
|
| Sysmiss | 678 |