The United Arab Emirates tops the list with immigrants making up 88% of its total population.
Qatar follows closely with 87% of its residents being immigrants.
Kuwait (73%) and Bahrain (55%) also feature prominently, showing a regional trend where nationals are a minority and foreign workers form the economic backbone
Middle Eastern dominance in the top rankings highlights how the Gulf region’s economic model is heavily dependent on imported labor and expatriate populations.
The world’s total proven recoverable crude oil reserves stand at 1.57 trillion barrels in 2024.
Venezuela, Saudi Arabia, and Iran collectively hold over 50% of these reserves, with 303.2B, 267.2B, and 208.6B barrels respectively.
Nigeria ranks 10th globally with 37.3 billion barrels, placing it ahead of other major producers like Kazakhstan, China, and Brazil.
The majority of the largest reserves are concentrated in Middle Eastern and South American countries, with only a few top holders located in North America, Africa, and Asia.
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