Iran says it has exported more than 40 million barrels of crude oil since the U.S. removed its naval blockade two weeks ago.

Tehran is now selling oil at a 20% premium: chief negotiator Mohammad Bagher Ghalibaf.

Iran has agreed to let ships transit the Strait of Hormuz toll-free for 60 days under an MOU with the U.S., but said it will retain control over the waterway’s administration.