| Value |
Category |
| 1 |
Earth, dirt, or sand |
| 2 |
Cement, concrete, or stones with cement |
| 3 |
Stones with mud |
| 4 |
Wood or straw |
| 5 |
Sheet metal |
| 6 |
Bricks |
| 7 |
Other |
| 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.