| Value |
Category |
| 1 |
electricity |
| 2 |
heating oil (crude oil, fuel oil) |
| 3 |
propane - butane gas |
| 4 |
natural gas |
| 5 |
coal |
| 6 |
firewood |
| 7 |
solar energy |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.