Baku, August 16, AZERTAC According to the State Statistics Committee, 3 billion 237.1 million AZN was invested in Azerbaijan`s oil and gas sector in January-July of the current year.The volume of investments in the country's oil and gas sector increased by 15 percent compared to the same period of the previous year. The volume of investments in 2022 made up 2 billion 724.3 million manats.