CIA - The World Factbook

Airports
Area
Birth rate
Central bank discount rate
Coastline
Commercial bank prime lending rate
Current account balance
Death rate
Debt - external
Distribution of family income - Gini index
Economic aid - donor
Economic aid - recipient
Education expenditures
Electricity
Electricity - consumption
Electricity - exports
Electricity - imports
Elevation extremes
Exports
Freshwater withdrawal (domestic/industrial/agricultural)
GDP (official exchange rate)
GDP - per capita (PPP)
HIV/AIDS - adult prevalence rate
HIV/AIDS - deaths
HIV/AIDS - people living with HIV/AIDS
Heliports
Household income or consumption by percentage share
Imports
Industrial production
Infant mortality rate
Inflation rate (consumer prices)
Internet Service Providers (ISPs)
Internet hosts
Internet users
Investment (gross fixed)
Irrigated land
Labor force
Land boundaries
Life expectancy at birth
Literacy
Manpower available for military service
Manpower fit for military service
Manpower reaching militarily significant age annually
Maritime claims
Market value of publicly traded shares
Median age
Merchant marine
Military expenditures - percent of GDP
National product
National product real growth rate
Natural gas - consumption
Natural gas - exports
Natural gas - imports
Natural gas - production
Natural gas - proved reserves
Net migration rate
Oil - consumption
Oil - exports
Oil - imports
Oil - production
Oil - proved reserves
Pipelines
Population
Population below poverty line
Population growth rate
Public debt
Radio broadcast stations
Radios
Railways
Refugees and internally displaced persons
Reserves of foreign exchange and gold
Roadways
School life expectancy (primary to tertiary education)
Stock of direct foreign investment - abroad
Stock of direct foreign investment - at home
Stock of domestic credit
Stock of money
Stock of quasi money
Suffrage
Telephones - main lines in use
Telephones - mobile cellular
Television broadcast stations
Televisions
Total fertility rate
Total renewable water resources
Unemployment rate
Waterways