Within each country GDP is normally measured by a national government statistical agency, as private sector organizations normally do not have access to the information required (especially information on expenditure and production by governments).
Argentina: Instituto Nacional de Estadística y Censos (INDEC)Albania: Institute of Statistics (Instituti nderkombetare i statistikave). [1]Andorra: Departament d' Estadística del Principat d' Andorra [2]Armenia: National Statistical Service of the Republic of Armenia. [3]Australia: Australian Bureau of Statistics (ABS), Reserve Bank of Australia (RBA).Austria: Statistik Austria.Bangladesh: Bangladesh Bureau of Statistics.Belgium: Statistics Belgium.Bosnia and Herzegovina: Federal Office of Statistics (FBIH) [4] and Institute of Statistics (RS) [5]Brazil: Instituto Brasileiro de Geografia e Estatística (IBGE).Bulgaria: National Statistical Institute (NSI; Национален статистически институт).[6]Chile: Banco Central de ChileChina, People's Republic of: National Bureau of Statistics of China (中华人民共和国国家统计局).China, Republic of: Directorate-General of Budget, Accounting and Statistics (行政院主計處).Colombia: Departamento Administrativo Nacional de Estadistica (DANE).Costa Rica: Banco Central de Costa Rica (BCCR).Croatia: Croatian Bureau of Statistics (CROSTAT).Canada: Statistics Canada (StatCan).Cyprus: Statistical Service (Στατιστική Υπηρεσία της Κυπριακής Δημοκρατίας; CYSTAT). [7]Czech Republic: Czech Statistical Office (Český statistický úřad, ČSÚ).Denmark: Danmarks Statistik.Dominican Republic: Central Bank of the Dominican RepublicEstonia: StatistikaametFinland: TilastokeskusFrance: Institut National de la Statistique et des Etudes Economiques (INSEE)Germany: Statistisches BundesamtGreece: Hellenic Statistical Authority - ELSTAT (Ελληνική Στατιστική Αρχή, ΕΛΣΤΑΤ)Hong Kong: Census and Statistics Department (政府統計處)Hungary: Hungarian Central Statistical OfficeIceland: Statistics IcelandIndia: Ministry of Statistics and Programme ImplementationIndonesia: Badan Pusat Statistik (BPS)Isle of Man: Isle of Man Government Economic Affairs [8]Ireland, Republic of: Central Statistics Office Ireland (Príomhoifig Staidrimh na hÉireann)Israel: Israel Central Bureau of StatisticsItaly: Istituto Nazionale di Statistica (ISTAT)Japan: Cabinet Office (CO, 内閣府)Jamaica: Statistical Institute of Jamaica (STATIN)Korea (South): National Statistical Office (South Korea) (NSO, 통계청) [9]Kosovo: Enti i Statistikës së Kosovës (ESK) [10]Latvia: Centrālā statistikas pārvalde [11]Lithuania: Lietuvos Statistikos Departamentas (Department of Statistics, Lithuania) [12]Luxembourg: Service central de la statistique et des études économiques (Luxembourg Statistics) [13]Macedonia, Republic of: Zavod za Statistika na Makedonija [14]Malaysia: Jabatan Perangkaan Malaysia (Department of Statistics, Malaysia) [15]Macau: Direcção dos Serviços de Estatística e Censos (DSEC) [16]Mexico: Instituto Nacional de Estadística, Geografía e Informática (INEGI)Moldova: Biroul Naţional de Statistică (BNS)] [17]The Netherlands: Centraal Bureau voor de Statistiek (Statistics Netherlands)New Zealand: Statistics New Zealand (Tatauranga Aotearoa)Nigeria: National Bureau of Statistics [18]Norway: Statistisk SentralbyråPakistan: Federal Bureau of Statistics [19]Palestinian National Authority: Palestinian Central Bureau of Statistics (PCBS)Peru: Instituto Nacional de Estadística e Informática (INEI)Philippines: Philippine National Statistical Coordination Board [20]Poland: Central Statistical Office (Główny Urząd Statystyczny; GUS)Portugal: Instituto Nacional de Estatística (National Statistics Office)Qatar: Qatar Statistics Authority; General Secretariat for Development Planning [21]Romania: Institutul National de StatisticaRussia: Federal Service of State Statistics (Rosstat)Saudi Arabia: Central Department of Statistics (وزارة الاقتصاد والتخطيط) [22]Serbia: Statistical Office of the Republic of Serbia [23]Singapore: Singapore Department of Statistics [24]Slovakia: Štatistický úrad SR [25]Slovenia: Statistični urad Republike Slovenije (SURS)South Africa: Statistics South Africa (STATSSA)Spain: Instituto Nacional de Estadística (INE)Sweden: Statistics Sweden (SCB)Switzerland: Swiss Statistics - Federal Statistical OfficeThailand The National Economic and Social Development Board (NESDB)[26]Turkey: Türkiye İstatistik Kurumu (TUIK)Ukraine: State Statistics Committee of Ukraine (Derzhkomstat; SSC)United Kingdom: UK Statistics Authority, Office for National StatisticsUnited States: Bureau of Economic Analysis (BEA)Uruguay: Instituto Nacional de Estadística (INE) [27]Venezuela: Instituto Nacional de Estadística (INE) [28]Vietnam: General Statistics Office (GSO, Tổng cục Thống kê) [29]