Young Enterprises has budgeted sales in units for the next five months as follows:

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 1,640 units. The company needs to prepare a production budget for the next five months.

The total number of units produced in July should be:

8,200 6,300 4,700 3,600 2,600 June August October