Statistical Sources:

National Institute of Statistics and Censuses (Argentina)
Australian Bureau of Statistics
Osterreichisches Statistisches Zentralamt (OSTAT)  
Brazilian Institute of Geography and Statistics-IBGE
Statistics Canada  
Statistics Denmark 
EUROSTAT  
National (France) Institute of Statistics and Economic Studies (INSEE) 
German Federal Statistical Office 
Indonesia Central Bureau of Statistics
Ireland Central Statistics Office 
Italy National Institute of Statistics 
Japanese Statistics Bureau
Korea National Statistical Office 
Luxembourg National Institute of Statistics and Economic Studies
Malaysia Department of Statistics 
Mexico National Institute of Statistics, Geography, and Informatics  
Netherlands Central Bureau of Statistics (CBS) 
Statistics New Zealand 
Statistics Norway 
Peru National Institute of Statistics and Informatics 
Philppines National Statistical Office
Portugal National Institute of Statistics     
Singapore Department of Statistics
Spain National Institute of Statistics
Statistics Sweden
Swiss Federal Statistical Office  
Taiwan Directorate General of Budget, Accounting and Statistics 
Thailand National Statistical Office 
USA FedStats A to Z
Venezuela Central Office of Statistics and Informatics-OCEI