“…That was used as a base for estimating the total number of male and female population. Age structure Branislav S. Djurdjev, Milka Bubalo-Zivkovic, Andjelija Ivkov-Dzigurski, Ljubica Ivanovic Herzegovina fell by almost 20 per cent compared to a total number from 1991 census (Djurdjev, 2005;Marijanac, Djurdjev, Marinković, 2001). Table 1 shows national changes that occurred between beginning of the last decade of 20 century and beginning of the first decade of 21 century in former Yugoslavia and its former republics.…”