| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Plastered concrete wall | 302 |
89.1%
|
| 2 | 2. Non plastered concrete wall | 20 |
5.9%
|
| 3 | 3. High quality fiber | 3 |
0.9%
|
| 4 | 4. Low quality fiber | 9 |
2.7%
|
| 5 | 5. Bamboo/sagoo quality fiber | 5 |
1.5%
|
| 9 | 9. Missing | 0 |
0%
|