| Value | Category | Cases | |
|---|---|---|---|
| 1 | Glass | 97 |
3.1%
|
| 2 | Screens | 81 |
2.6%
|
| 3 | Shutters | 2143 |
68.5%
|
| 4 | Curtains | 46 |
1.5%
|
| 5 | No covering | 108 |
3.5%
|
| 6 | No windows | 652 |
20.9%
|