Updated continuously. Includes GDP and GDP per head for the OECD member countries, the Euro area and 3 zones (OECD Total, OECD Europe and EU15) in USD, volume indices and price indices. It also includes GDP by expenditure, GDP by output in current and constant prices as well as GDP by income from 1970 to latest data available in national currency. Source: OECD Annual National Accounts Database .