With a ten year record for oil production from the Prinos reserves, which is expected to exceed 4,000 barrels per day and about 1.5 million barrels a year, 2018 comes to a close, according to announcements made by the CEO of Energean Group Mathios Rigas, the Executive Director for activities in Greece, Dimitris Gontikas and the Technical Advisor of the company, Dr. Dinos Nicholas.