| Value | Category | Cases | |
|---|---|---|---|
| 1 | Electricity from mains | 14186 |
80.3%
|
| 2 | Gas/parafin/candles | 1756 |
9.9%
|
| 3 | None | 1491 |
8.4%
|
| 4 | Other | 130 |
0.7%
|
| 5 | Electricity from own generator | 109 |
0.6%
|
| Sysmiss | 1856 |