Some researchers have focused on the impact of FDI on different sectors of the economy like agricultural sector, industrial sector, telecommunications, etc. ., some researchers have paid attention to the development of different mathematical and statistical models. analyze the role of FDI in economic development. In this study, we collected all the data from the World Bank database and compared them to the data available on the UNCTAD (United Nations Conference on Trade and Development) website. Above, two data sources have been chosen because they are the most reliable data sources and are used by almost all researchers. The dataset includes FDI inflows (in millions of US dollars) and percentage of GDP growth (in the services sector) via FDI. The dataset is annual and covers the period of