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.


Book is a non-periodical printed publication that is available to the public. There is no page limit, but publications having 4-48 pages form a group of their own, ephemera. In addition to books distributed commercially, also studies, reports and other publications by authorities, municipalities, clubs, associations, educational establishments etc. are considered books. Material for temporary use, such as commercial prints, brochures, price lists, annual reports and programmes are not books.

Statistics using the definition

Validity of the definition

  • Valid until (31 December 2078)

Source organisation

  • Tilastokeskus