Collected mainly from International Historical Statistics (IHS), 2003, and Flora, Peter (1987) State economy and society in Western Europe, 1815-1975. The study covers 22 countries (total 40 countries and areas). Includes economically active population, infant mortality rates, unemployment, indices of industrial production, output of crude petroleum, output of natural gas, output of electrical energy, money supply, total central government expenditure and revenue, wholesale price indices, consumer price indices and so on.