Royal Dutch Shell is an integrated oil and gas company that explores for, produces, and refines oil around the world. In 2016, it produced 1.5 million barrels of liquids and 8.4 billion cubic feet of natural gas per day. At year-end 2015, reserves stood at 11.5 billion barrels of oil equivalent, 46% of which consisted of liquids. In early 2016, it acquired BG Group, which added 700 mboe of production and 3.6 billion boe of reserves. The company operates refineries with capacity of 3.2 mmbd.