Maryam Niyyati’s scientific contributions

This study investigates divorce trend in populated cities of Iran by relying on the inferential statistics. For this purpose, the mean divorce is descriptively and intuitively compared in five big cities including Tehran, Isfahan, Shiraz, Mashhad and Tabriz in the past ten years (2004-2013). This research is descriptive in terms of methodology. The data collection method is done through the National Organization for Civil Registration of Iran and also the Statistical Centre of Iran. According to the obtained results, the overall mean divorce has been growing in five most populous cities of Iran, Tehran, Isfahan, Tabriz, Mashhad and Shiraz, during the years 2004-2013. Tehran has had the higher percentage of divorce than other surveyed cities in the past ten years, and the highest frequency is recorded for 2012 with 34.96 divorces compared to the marriages. Mashhad, Isfahan, Tabriz and Shiraz have had the highest rates of divorce than marriage after Tehran in terms of mean. The lowest mean divorce belongs to Shiraz with a mean of 13.16.