| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 ppm (no iodine) | 2825 |
19.3%
|
| 14 | < 15 ppm | 2546 |
17.4%
|
| 15 | 15+ ppm | 7535 |
51.4%
|
| 994 | salt not tested | 0 |
0%
|
| 995 | no salt | 1208 |
8.2%
|
| 996 | 0 |
0%
|
|
| 997 | not dejure resident | 543 |
3.7%
|
| 998 | 0 |
0%
|
|
| Sysmiss | 289 |