In 2007-2017, Ukraine reduced oil production from 4.4 million tons to 2.2 million tons per year.
ExPro expert Hennadiy Kobal said this at a press conference, an Ukrinform correspondent reports.
UkrInform: Ukraine halves oil production in ten years
An employee checks meter readings at a compressor station of Ukraine's Naftogaz national oil and gas company near the northeastern Ukrainian city of Kharkiv on August 5, 2014.
