Mypostalexam.com is not affiliated with the USPS but sells the latest and most helpful Postal Jobs Exam Study Guide.
The desert kingdom has around 16% of the worldâs proven oil reserves and is the biggest global exporter of petroleum liquids. There is little doubt as to why its national oil company, Saudi Aramco, the biggest energy company in the world, generates over $1 billion in revenue every single day.
At those levels, Sudan is not one of the world's largest oil producers: It currently ranks 30th, between Australia and Ecuador. (Saudi Arabia, for comparison, produces nearly 9 million barrels per day.).