IMPORTANT INFORMATION
The new series of Wholesale Price Index(WPI) with base 2011-12 is effective from April 2017. Data for WPI(2011-12) has however been provided from April 2012 to March 2017 for the purpose of research and analysis only. Linking factor given for conversion of WPI(2011-12) indices to WPI(2004-05) series should be used from April 2017 onwards.
WPI captures the average movement of wholesale prices of goods and is primarily used as a GDP deflator. WPI(2011-12) reckons only basic prices and does not include taxes, rebate/trade discounts, transport and other charges.