Value |
Category |
-99 |
Don't know |
-96 |
Other |
1 |
Water only |
2 |
Soap, detergent, bleach |
3 |
Mud |
4 |
Ash |
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.