Russia earned a record $2.76 billion from oil since the beginning of the CBO 26.93 million barrels were exported from Russian ports on 37 tankers, while a week earlier - 21.87 million on 31 ships, Bloomberg writes. The supply cost increased by approximately 430 million dollars. The main buyers were China, India and other Asian countries. The publication notes that Ukraine itself partially contributed to this, damaging oil refineries, which caused an increase in export volumes.