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The HCI calculates the contributions of health and education to worker productivity. The final index score ranges from zero to one and measures the productivity as a future worker of child born today relative to the benchmark of full health and complete education.
As of 2020, Singapore ranks first with 0.9, followed by Hong Kong (0.8) and Japan (0.8).
Across 172 countries and territories, values run from 0.9 (Singapore) to 0.3 (Central African Republic), with a median of 0.6.
By region, the top 10 is made up of 5 from Asia, 4 from Europe and 1 from the Americas.
Source: World Bank Open Data — Human Capital Index (HCI) (scale 0-1), 2020. Unit: scale 0-1.
Source: World Bank Open Data — Human Capital Index (HCI) (scale 0-1) · CC BY 4.0 · fetched Oct 17, 2026