Harden, Inc., has budgeted sales in units for the next five months as follows:

June	8,400	units
July	6,700	units
August	8,500	units
September	8,200	units
October	6,300	units

Past experience has shown that the ending inventory for each month should be equal to 20% of the next month's sales in units. The inventory on May 31 contained 1,680 units. The company needs to prepare a production budget for the next five months.

The beginning inventory for September should be: