Release: National Accounts - GDP (Eurostat)
Eurostat unit ID: CLV10_MEUR
Eurostat item ID = B1GQ
Eurostat country ID: BE
Seasonally and calendar adjusted data.
Euro/ECU series is expressed in euro from January 1, 1999 till present. Prior to December 31, 1998, synthetic exchange rate of the national currency to European Community Unit (ECU) is used to adjust for market exchange rate movements.
Eurostat, Real Gross Domestic Product (Euro/ECU series) for Belgium [CLVMEURSCAB1GQBE], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/CLVMEURSCAB1GQBE, January 22, 2018.