In the US, the number of oil drilling rigs decreased by 2 this week. Weekly data from the oilfield services company Baker Hughes was released. Accordingly, the number of oil drilling rigs in the country decreased by 2 to 486 from February 21-28 compared to the previous week. The number of oil drilling rigs in the US has decreased by 20 in the past year. The barrel price of Brent crude oil closed Thursday at $73.57 and ended Friday at $72.81. The barrel price of West Texas Intermediate (WTI) crude oil closed Friday at $69.76. The barrel of WTI crude oil had closed Thursday at $70.35.