Highlights

As of 2020, Japan ranks first with 82.65%, followed by Malaysia (68.37%) and Iran (67.00%).

Across 27 countries and territories, values run from 82.65% (Japan) to 5.00% (Zambia), with a median of 54.56%.

By region, the top 10 is made up of 7 from Asia, 2 from Europe and 1 from Africa.

Source: World Bank Open Data — Market capitalization excluding top 10 companies to total market capitalization (%), 2020. Unit: %.