| Value |
Category |
| 1 |
Pesticides and fertilizers |
| 2 |
Factories |
| 3 |
Waste dump sites |
| 4 |
Septic tanks and pit latrines |
| 5 |
Salt water |
| 6 |
Other, specify |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.