Data on liquid biofuels production capacities cover the following products: biogasoline, biodiesels, bio jet kerosene and other liquid biofuels. They are displayed in the database in thousands of tonnes. Data collection covers the full spectrum of the 28 Member States of the European Union.

The measurement of the production capacity, at the end of the year, in terms of tonnes of products per year. They are collected in tonnes and then transformed into thousand tonnes to be displayed in the database

In the field of energy statistics no specific data collection technique is imposed by Eurostat. It is the responsibility of National Authorities to collect the relevant basic energy data required for filling-in the questionnaires and report them to Eurostat following the prescribed methodology. National data collection methods vary significantly from country to country. Questionnaires in standardized electronic format are collected from the national authorities via data transmission over the Internet. Data files have to be transmitted by the Member States to Eurostat via the Single Entry Point (SEP) following the implementing procedures of eDAMIS (electronic Data files Administration and Management Information System