| Value | Category | Cases | |
|---|---|---|---|
| -9 | Refuse to answer | 1 |
0.2%
|
| -8 | I don't know | 3 |
0.6%
|
| 0 | No such room at this facility | 14 |
3%
|
| 1 | Very clean | 69 |
14.6%
|
| 2 | Clean | 181 |
38.4%
|
| 3 | Average | 106 |
22.5%
|
| 4 | Dirty | 72 |
15.3%
|
| 5 | Very dirty | 25 |
5.3%
|