MOSCOW, may 8 - RIA Novosti/Prime. NJSC "Naftogaz of Ukraine" in the first quarter of 2015 received a loss of 1, 4 billion hryvnia (67, 568 million) because of "unauthorized gas extraction in the ATO area," according to the report of the Ukrainian organization. Overall, the results of the first quarter of 2015, Naftogaz reported net loss under IFRS in the amount of 21, 9 billion UAH (1, 056 billion) compared to a loss of 27, 2 billion hryvnia in the first quarter of 2014. The firm also stresses that its debt denominated in foreign currencies at the beginning of 2015 was about 2, 5 billion dollars. "The main factors that determined the formation of such financial results were: 18, 7 billion hryvnia (902, 5 million dollars - ed.) of net losses from exchange rate differences, which the Company suffered due to the devaluation of the hryvnia