Para este indicador, El Banco Mundial proporciona datos para Irán desde 1975 a 2019. El valor medio para Irán durante ese período fue de 263 compañías con un mínimo de 54 compañías en 1975 y un máximo de 408 compañías en 2005.
Definición: Listed domestic companies, including foreign companies which are exclusively listed, are those which have shares listed on an exchange at the end of the year. Investment funds, unit trusts, and companies whose only business goal is to hold shares of other listed companies, such as holding companies and investment companies, regardless of their legal status, are excluded. A company with several classes of shares is counted once. Only companies admitted to listing on the exchange are included.