The number of oil drilling rigs in the US 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 increased by 7 to 488 in the week of 15-21 February compared to the previous week. However, the number of oil drilling rigs in the US decreased by 15 in the past year. The price per barrel of Brent crude oil, which closed Thursday at $76.12, completed Friday at $73.90. Meanwhile, 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.