Index base 100 on 1.1.1948
It is presented in the form of a chain index, the weighting of which is adjusted every year to take account of modifications in households' consumer habits. Calculated for the twelve months of a given year compared to the month of December of the previous year, it is published on base 100 in 2015 for economic analysis purposes, and on base 100 at 1st January 1948 for the purposes of the sliding wage scale. You are here: Home > Economy and finance > Consumer prices > Consumer price index Table. Chart : Specification. Year. Row total. Column total. Percentage of row total. Percentage of column total : Consumer price index (NCPI Base 100 = 1.1.1948) 1948 - 2020 . Other: Year Six month moving average of the consumer price index base 100=1.1.1948 STD (sexually transmitted disease)