sentences:  At the 2006 census, the county's population (including portions that were split off to form Basht County) was 131,628, in 28,551 families, excluding those portions, the population was 109,458, in 24,242 families.This county is known as Iran's oil roof because of highest oil tower that exist in this county (Seghalatoun, 3221 feet above sea level) one of the most important and richest areas but more unknown in Iran because of its oil and gas products and it has the second largest (Ahvaz has the first) oil fields of Iran in this county.This county is one of main hearts of energy resources in the world.