The US dollar index fell to a four-month low, making crude oil cheaper for buyers outside the United States. International crude oil prices increased on March 11.

West Texas Intermediate (WTI) crude for April delivery increased by US$0.22 (0.3%), reaching US$66.25/barrel on the New York Mercantile Exchange. Brent crude for the May delivery rose by US$0.28 (0.47%), settling at US$69.56/barrel.