According to the U.S. Energy Information Administration, in 2011, an average of 14 tankers per day passed out of the Persian Gulf through the Strait carrying 17Moilbbl of crude oil.
A 2007 report from the Center for Strategic and International Studies also stated that 17 million barrels passed out of the Persian Gulf daily, but that oil flows through the Strait accounted for roughly 40% of all world-traded oil [REF].