weighted average method it its process costing system. Initial inventory was 600 units. Material costs $5,200 (60% complete), Conversion costs $8,500 (55% complete). Through the month 7,800 units were initiated, and 7,100 units were moved to the next stage of production. The primary production department incurred the following costs in the period: Material costs $95,000, conversion costs $169,200. At month's end, the final inventory was 85% complete concerning materials and 70% complete with regard to conversion costs. What is the count of units in the ending work-in-process inventory in the primary production department at the end of the month