| Value | Category | 
|---|---|
| 1 | toilet connected to public network inside house | 
| 2 | toilet connected to tank- inside house | 
| 3 | shared toilet connected to public network inside building | 
| 4 | shared toilet connected to tank inside building | 
| 5 | pblic toilet | 
| 6 | no toilet | 
| 7 | toilet drainage connector | 
| 8 | barrel | 
| 9 | civil network | 
| 10 | into canal |