The average annual inflation gap measured by the Statistical Center of Iran among income deciles stood at 2.7% in the last Iranian month (Feb. 20-March 19), indicating a 0.1 percentage point increase compared with the previous month.
Income decile groupings 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 one percentage point and that of non-food and services group dropped by 0.9 percentage point month-on-month.
The average goods and services Consumer Price Index in the 12-month period ending March 19 increased 33.9% for the first decile (those with the lowest income) while it grew 36.6% for the 10th decile (those with the highest income).
Average inflation rates grew by 34.6% for the second and third deciles compared with last year’s corresponding period. The annual inflation rate for the fourth and sixth deciles increased by 34.7%, for the fifth decile 34.8%, for seventh decile 35%, for eighth 35.2% and for the ninth decile 35.6%.
The highest overall CPI (using the Iranian year to March 2017 as the base year) stood at 209.8 for the 10th decile and the lowest calculated was 196.5 for the first decile.
The year-on-year inflation rates increased by 19.5% for the first decile during the month under review, 20% for second, 20.4% for third, 20.6% for fourth, 20.9% for fifth, 21.2% for sixth, 21.9% for seventh, 22.2% for eighth, 23.1% for ninth and 24.4% for the 10th decile.
