Other
Gapminder: Unveiling the Beauty of Statistics for a Fact Based World View
Gapminder collects hundreds of statistics related to global economic, health, and social development and analyzes the relationships between them across different countries and time (a few indicators go back to 1800).
The World Bank
World Bank: Agriculture & Rural Development
Graph, map and compare more than 1,000 time series indicators from the World Development Indicators and more than 5,000 indicators from other collections such as Gender Statistics, African Development Indicators, and Education Statistics.