US convenience store operator 7-Eleven has reported a 2.1% rise in same-store merchandise sales in the US for February.

The company said total sales for the month increased 16% year-on-year to US$797.6m, reported the Wall Street Journal.

Sales of fuel rose 53% year-on-year to %264.6m, while the average retail price of petrol per gallon rose to $1.65 in February from $1.15 a year earlier.

7-Eleven operates or franchises around 5,800 convenience stores in the US and Canada, as well as licensing around 19,000 more stores worldwide.