In the United States, the number of oil drilling rigs decreased by 5 this week. Weekly data from the oilfield services company Baker Hughes was released, showing that the number of oil drilling rigs in the country dropped to 479 in the week of September 28th to October 4th, down by 5 from the previous week. Over the past year, the number of oil drilling rigs in the USA has decreased by 18. The price per barrel of Brent crude oil, which closed Thursday at $78.9, finished Friday at $78.08. Meanwhile, West Texas Intermediate (WTI) crude oil ended Friday at $74.38 per barrel, slightly lower than its Thursday close of $73.71.