in cities with over 500,000 people , cities with 500,000 and over, ottawa, 20 people per hectare, pekinand, 46 people per hectare, this is riyadh , in our region, 60 people per hectare, tehran, how much is 140 people per hectare, mr. goran, when we have mass production, we have these conditions we are making it worse. now the per capita services in our cities are rarely at the standard level. i examined the same city of tehran a few years ago. in my doctoral dissertation, none of the per capita services in our cities are at the standard level. let's de-densify, that is, let's bring the density down, and this is through horizontal re-development, and let me tell you, the supply of land, less construction, and less stratification will happen, the statistics that mr. goran mentioned are 23,000 people. if you are in vertical development, this means that you are in favor of vertical development it is true, in any case, based on the number of people , it will be 600 people. based on the parameters that i checked, the economic conditions, no, you see, this statistic and standard reminds me that o