| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 0 |
0%
|
| 0 | None | 215 |
9.2%
|
| 1 | Electricity from mains | 2061 |
88.2%
|
| 2 | Electricity from generator | 8 |
0.3%
|
| 3 | Gas | 11 |
0.5%
|
| 4 | Candles | 16 |
0.7%
|
| 5 | Solar | 15 |
0.6%
|
| 6 | Paraffin | 12 |
0.5%
|
| 97 | Other | 0 |
0%
|
| Sysmiss | 2884 |