| Value |
Category |
| . |
|
| 0 |
|
| 1 |
Ciment |
| 2 |
Carreaux/marbre |
| 3 |
Bois/planche |
| 4 |
Terre battue |
| 5 |
Briques cuites |
| 6 |
Autre |
| ? |
|
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.