“This is the thirtieth in the series of Special Publications released by the Department of Census and Statistics on retail and producer price data. Price information given in this publication relates to household consumption expenditure on food and other items, and is based on data compiled on a regular monthly basis and analyzed for a variety of statistical purposes. Special reference has been given to the data collected for compilation of the Colombo Consumers' Price Index. In addition to this, levels and changes in prices at selected producing and consuming centres are shown for different districts of the island.” Reference: Bulletin of Selected Retail and Producer Prices 2010-2013