ChartOur World in Data

Trade openness over time

Shown is the "trade openness index". This index is defined as the sum of exports and imports, divided by gross domestic product (GDP). Each series corresponds to a different source.

Source
Our World in Data
Updated
27 Jul 2026
Last checked
17 Sept 2026
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Data visualization: Trade openness over time

Data visualization loaded directly from Our World in Data.

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Exact citation

Klasing and Milionis (2014) and other sources

Attribution: Penn World Table

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