Ashok Leyland today reported a 10% increase in total vehicle sales in February at 5,436 units as against 4,951 vehicles in the same period last year.Exports increased 18% to 762 vehicles as against 645 vehicles in the same period last year, an official release said today."On a month-to-month basis, sales in February declined from January sales of 5,461 units," the release added.The cumulative sales for April-February 2004-2005 stood at 47,308 vehicles, up 11%year-on-year, the release said. Exports in the 11-month period increased sharply by 80% to 5,732 vehicles.