The Mountain Springs Water Company has two departments, Purifying and Bottling. The Bottling Department received 64,850 liters from the Purifying Department. During the period, the Bottling Department completed 61,650 liters, including 2,800 liters of work in process at the beginning of the period. The ending work in process was 6,000 liters. How many liters were started and completed during the period