The year-specific normalization factors are presented on the Normalization factors page.
A normalization factor is a factor used to make heat consumption data comparable between different years and areas.
You can show the normalization factors for a specific year by selecting the desired year in the Year drop-down menu.
The monthly normalization factors of the selected year are updated on the Normalization factors page.
You can find more information about the normalization factors used and how they are calculated by clicking the link Normalization calculations.