Rising for the second month in a row, retail inflation climbed to 5.76 per in May, amid an increase in food prices. Retail inflation measured by the Consumer Price Index has been revised upwards to 5.47 percent for April this year. Retail inflation had stood at 5.01 per cent in May last year. According to official data, overall food inflation moved up to 7.55 per cent in May, from 6.32 per cent in April. Inflation in the vegetable basket more than doubled, to 10.77 per cent in May.