Der Durchschnitt für 2020 betrug 316 Unternehmen, bei einem Höchstwert von 2711 Unternehmen (Spanien) und einem Minimum von 12 Unternehmen (Belarus). Unten befindet sich ein Diagramm für alle Länder, in denen Daten zum Themazur Verfügung stehen.
Definition: 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.