Documentation of statistics: Use of firewood and other types of biomass for heating purposes in dwellings and holiday cottages
Household use of firewood, wood briquettes, and wood pellets is converted from physical quantities to total energy consumption based on standard values for energy content.
https://www.dst.dk/en/Statistik/dokumentation/documentationofstatistics/use-of-firewood-and-other-types-of-biomass-for-heating-purposes-in-dwellings-and-holiday-cottages
Documentation of statistics