Para este indicador, El Banco Mundial proporciona datos para Italia desde 1975 a 2014. El valor medio para Italia durante ese período fue de 230 compañías con un mínimo de 132 compañías en 1981 y un máximo de 311 compañías en 2011.
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.