Members of the OAPEC:
Organization for Arabian Petroleum Exporting Countries
The OAPEC is a trade agreement of currently 11 countries in Western Asia and in Northern Africa.
All member states comprise a total area of 8.19 million km² and about 276.16 million people. This is 5.4% of the habitable area around the world and 3.6% of the world population. With an economic output of 2,110.92 billion US dollars annually, they represent around 2.5 percent of the global economy. The value of all exported goods of these 11 countries was 492.13 billion US dollars per year at last count.
Official website: https://www.oapecorg.org/Home

Country | Population | Area | GDP |
---|---|---|---|
Algeria | 43.85 M | 2,382,000 km² | 145.01 bn US$ |
Bahrain | 1.70 M | 778 km² | 34.73 bn US$ |
Egypt | 102.33 M | 1,001,000 km² | 365.25 bn US$ |
Iraq | 40.22 M | 435,000 km² | 166.76 bn US$ |
Kuwait | 4.27 M | 18,000 km² | 105.96 bn US$ |
Libya | 6.87 M | 1,760,000 km² | 25.42 bn US$ |
Qatar | 2.88 M | 12,000 km² | 144.41 bn US$ |
Saudi Arabia | 34.81 M | 2,150,000 km² | 700.12 bn US$ |
Syria | 17.50 M | 185,000 km² | 22.78 bn US$ |
Tunisia | 11.82 M | 164,000 km² | 41.62 bn US$ |
United Arab Emirates | 9.89 M | 84,000 km² | 358.87 bn US$ |