It contains the basic information on the number and structure of the Polish population in 2014, along with retrospective data compiled on the basis of the population balance. It also provides vital statistics (the characteristics of newly-contracted marriages, divorces and separations, as well as births and deaths), along with data on life expectancy and the projections of the status and structure of the population. Information on internal and international migrations of the population, and international comparisons which allow assessing the demographic changes in Poland against other countries are also included.