The World Development Indicators (WDI) is the statistical benchmark that helps measure the progress of development. The WDI provides a comprehensive overview of development drawing on data from the World Bank and more than 30 partners.

Footnotes:
2: Derived using linearly extrapolated data
3: Derived using linearly interpolated data
4: Derived using extrapolated data assuming the same as previous year
5: Derived using interpolated data
6: Derived using extrapolated data
7: Derived using linearly extrapolated data assuming linear trends
8: Derived using preliminary data