Indian Oil, Hindustan Petroleum and Bharat Petroleum are estimated to have made an average margin of ₹1.2 per litre on the retail sale of petrol and diesel in the current quarter so far compared to a loss of ₹3 per litre in the October-December quarter and a loss of ₹8.9 per litre in the April-December period, according to ICICI Securities. In the third week of February, the average marketing margin on petrol and diesel is estimated to be ₹3.4 per litre.