Per Capita Income Under Review 

The income classification threshold in the world changes with the growth and regression in economies, or the improvement or worsening of the society’s living standards. 
According to the World Bank’s classification in 2022, in a list containing 217 countries and territories, there are 28 countries in low income class, 54 countries in lower-middle income class, 54 in upper-middle income class and 81 in the high income class, the Economic Studies Department of Tehran Chamber of Commerce, Industries, Mines and Agriculture wrote in a draft report citing World Bank data. Below are the findings of the report:
Iran’s position worsened as of 2020 for the country to join the lower-middle income class after it belonged to the upper-middle class for nearly 15 years.