Trade openness - Country rankings:
The average for 2017 was 91.59 percent.The highest value was in Luxembourg: 423.99 percent and the lowest value was in Sudan: 21.51 percent. Below is a chart for all countries where data are available for: Trade openness.
Trade openness: exports plus imports as percent of GDP, 2017
(percent, Source: The World Bank, TheGlobalEconomy.com)