Abstract
The purpose of this paper is to classify persons in groupsby their socio-economie demographic aspects, in order to ho-mologize the number of kilometers travelled by mode oftransportation in these groups as much as possible. 15 de-mographic, socio-economie factors and other factors wereconsidered. The most important factors proved to be car a-vailability, age, personal income, housewives with or with-out children. These groups differ widely with regard to ve-hicle use and kilometers travelled.