Financial Tribune - The average annual inflation gap measured by the Statistical Center of Iran among income deciles stood at 3.4% in the first Iranian month (March 20-April 19), indicating a 0.7 percentage point increase compared with the previous month.

Income deciles are groupings that result from ranking either all households or all persons in the population in the ascending order according to income, and then dividing the population into 10 groups, each comprising approximately 10% of the estimated population.

The inflation gap in �food, beverages and tobacco� group among income deciles decreased by 0.7 percentage point and that of �non-food and services� group dropped by 0.6 percentage point month-on-month.