Every licensed firearm/firearm ammunition dealer shall keep a register of all such firearms and/or firearm ammunition sold, loaned, rented or given away by such dealer. Such register shall contain the date of the sale, loaning, renting or gift, the number of the purchaser's/recipient's Illinois Firearm Owners Identification Card, the serial number of the firearm, the name and age of the person to whom the firearm or firearm ammunition is sold, loaned, rented or given, the quantity of ammunition, the price of each item and the purpose for which it is purchased or obtained. The register shall be kept open for inspection by the Orland Park Police Officer(s) at all reasonable times during business hours.