Weekly shipments averaged $2.42 billion in the four weeks to 3 May, the highest since Moscow launched its full-scale invasion of Ukraine in February 2022.
Four-week average crude flows rose for a second week to their highest since December, as disruption from earlier Ukrainian drone strikes on key export ports continued to fade.
Higher export earnings were also driven by elevated oil prices linked to the war in Iran, boosting Russia's revenue from overseas crude sales.
With Russia's oil revenue at a post-invasion peak, are Western sanctions actually failing?
How is the conflict in Iran providing Moscow with its biggest economic victory since 2022?
Has Russia's pivot to Asian markets made its war economy immune to Western sanctions?