| Value | Category | Cases | |
|---|---|---|---|
| 1 | b. Agricultural/engine/pump room | 1 |
0.9%
|
| 2 | c. Apartment/house/room | 104 |
92.9%
|
| 3 | d. Concierge's room in residential building | 3 |
2.7%
|
| 4 | e. Factory | 2 |
1.8%
|
| 5 | i. Prefab unit | 1 |
0.9%
|
| 6 | j. School | 1 |
0.9%
|
| Sysmiss | 565 |