| Value | Category | Cases | |
|---|---|---|---|
| 1 | Electricity | 13535 |
41.5%
|
| 2 | Gas | 56 |
0.2%
|
| 3 | Lamp | 16418 |
50.3%
|
| 4 | Others | 2465 |
7.6%
|
| 10 | No cook and light source | 161 |
0.5%
|
| Sysmiss | 20695 |