Value | Category | Cases | |
---|---|---|---|
1 | straw/wood | 4 |
0.7%
|
2 | cement/concrete | 313 |
53.2%
|
3 | sheet metal | 268 |
45.6%
|
97 | Other, specify | 2 |
0.3%
|
98 | Don't know/Not sure | 1 |
0.2%
|