Para este indicador, O Banco Mundial fornece dados para Estónia de 1998 a 2003. O valor médio por Estónia durante este período foi 19 empresas com o mínimo de 14 empresas em 2002 e o máximo de 25 empresas em 1998.
Definição: 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.