| Value | Category | Cases | |
|---|---|---|---|
| 1 | HEATING APPARATUS | 290 |
30.2%
|
| 2 | GAS HEATER | 483 |
50.4%
|
| 3 | COAL STOVE | 121 |
12.6%
|
| 4 | RESISTANCE HEATER | 10 |
1%
|
| 5 | OTHER | 51 |
5.3%
|
| 7 | DON’T KNOW | 3 |
0.3%
|
| 9 | NO RESPONSE | 1 |
0.1%
|
| Sysmiss | 13705 |