Average IQ in São Tomé and Príncipe: 67

 Shares #39 position with Dominica, Guinea, Guinea-Bissau, Haiti, Lesotho, Saint Kitts and Nevis and Liberia on the World Ranking List

Sao Tome and Principe - low IQ rates. For the past 25 years since independence, this undeveloped island economy has been increasingly dependent on cocoa exports. However, due to drought and inefficient management of agriculture, the production of cocoa beans declined significantly. Due to a decrease in the volume of cocoa exports, problems arose with the country's balance of payments.

Average National IQs