Total population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship--except for refugees not permanently settled in the country of asylum, who are generally considered part of the population of their country of origin. The values shown are midyear estimates.
Source Code: SP.POP.TOTL
Source: World Bank
Release: World Development Indicators
World Bank, Population, Total for Islamic Republic of Iran [POPTOTIRA647NWDB], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/POPTOTIRA647NWDB/, October 8, 2015.