By Carmen FormanStaff writercforman@oklahoman.comWith the Sept. 30 deadline to complete the U.S. Census rapidly approaching, more than 92% of Oklahomans have been counted. The U.S. Census Bureau is also giving Oklahoma additional manpower to help count residents before the end of the month, a federal official said Friday. Oklahoma will get 130 additional enumerators, or Census employees who go door-to-door, on top of the 2,100 enumerators currently in the field, U.S.