national statistics center of iran , was first established in 1303 under the title of general statistics department. in addition to the fact that statistics are the basis of work in comparing countries , it is also considered a matter of honor for the country. checking the public and private census, including the functions of this center , goes to you. one statistics center for each activity publishes exclusive statistics. after execution. in the general agricultural census in 2016 , we found information about industrial cattle farms in the country, from weather and environment statistics to construction and household expenses in the country . the law of the statistical center of iran approved in 1344 specifies the duties and powers of this organization with 16 articles, which include the census of housing and life . ma says that process is worrying the fact that there was a sharp decrease in the rate of population growth was somewhat less than those predictions. this census, which was held once every five years , was increased to once a year by the decision of the council of ministers in 2013. it