In the advanced search section, we should choose end year for the title, number for the item and statistics should be based on total list and the status of the dam should be chosen with three steps. In the original file instead if year 1402 and 1403, 679 and 980 were mentioned. In the original file the total number for planned is 537, for under construction is 146, for operation is 647 and for the total is 1330 but the real numbers after calculation is 485 for planned, 145 for under construction, 616 for operation and for the total the number is 1246.

http://daminfo.wrm.ir/fa/dam/stats