The development of the organic food market in Germany for the last few years is defined as ,,Bio-Boom". There is a continuous increase in the number of organic farms and organic farming area and the number of enterprises involved in the organic industry. In 2007 it was registered a total of 26 820 operators. The largest group of factories and processing are among them. There is very rich and diverse range of products produced for the German organic food market. They are marked with the logo of the state ecological "Bio-Siegiel" and their registration is lead by the National Authority for Agriculture and Food (Bundesanstalt für Landwirtschaft und Ernährung BLE). Till the end of September 2008 2 980 entities have registered in total 50 288 organic products. Organic food in Germany is mainly offered at retail under certain brand names such as BioBio, bio, BIONESS, ener BIO and environmental associations such as logos Demeter, Bioland, BIOPARK and through specialty retail chains such as Alnatura. The biggest sales of organic products (53%) occurs in large supermarkets. Total turnover of organic products in Germany in 2007 amounted to 5.3 billion.