The concepts described on these pages are words and expressions used in statistics with a specific, limited meaning. In everyday speech the word may have a different meaning. In connection with each definition you can find information about which sets of statistics use the concept.

If you are looking for statistical figures, go from the definition to the statistics page.

Base index

In the base index the price of the calculation period is always compared with the base period. In the base index weights are usually changed less often than yearly, for example, at intervals of five years.



Validity of the definition

  • Valid until (31 December 2078)

Source organisation

  • Tilastokeskus

Jaa