The annual turnover for the past several years has amounted to about DKK 3,000,000, the equivalent of about USD 500,000, of which membership fees supplies approximately 20 %, earned income and interest on capital 55%, donations from public and private foundations 25 %. The annual fee for an individual membership currently is DKK 650 (USD 120), for an institutional membership DKK 4,000 (USD 725) and for a corporate membership DKK 6,000 (USD 1,100), or more when mutually agreed.