Research; It is designed to provide estimation of logistics mobility in relation to the Istanbul province, Istanbul district, the sector and the companies providing services.
The sample study designed by TUİK has determined the total sample volume as 71.992 workplaces by design.
A stratified two-stage cluster sampling method was used. District and sector distinctions were used as the external stratification criteria. First stage included sampling unit districts; The second stage included sampling unit by the workplaces chosen systematically from each cluster of the sector.