| Value | Category | 
|---|---|
| 1 | no gasification | 
| 2 | streets without asphalt and sidewalks/ pot-holes | 
| 3 | lack of traffic light / dangerous intersection | 
| 4 | narrow and steep streets | 
| 5 | lack of waste bins in close proximity | 
| 6 | no drainage | 
| 7 | undrinkable water | 
| 8 | lack of space between the blocks of flats | 
| Sysmiss |