In the United States, the number of oil drilling rigs increased by 7 this week. Weekly data from the oilfield services company Baker Hughes was released. According to the data, the number of oil drilling rigs in the country rose by 7 to 488 for the week of February 15-21 compared to the previous week. Over the past year, the number of oil drilling rigs in the US decreased by 15. The price per barrel of Brent crude oil closed Thursday at $76.12, ending Friday at $73.90. The price per barrel of West Texas Intermediate (WTI) crude oil closed Friday at $70.20. WTI crude oil ended Thursday at $72.43 per barrel.