Typically expressed as a percentage that indicates a year ... CPI for urban wage earners and clerical workers (CPI-W) is used by the BLS to calculate the cost-of-living adjustment (COLA) annual ...

Since the CPI's creation, the annual percentage change in the index was a historic high of 17.8% in 1917. More recently, during a period of particularly high inflation in the 1970s and 1980s ...

The Price Kaleidoscope shows you the price trend and the weights of various product groups in the consumer price index. You can use this calculator to show the price development while weighting the ...