Tucker Inc. has budgeted sales in units for the next five months as follows:
June	4,500 units
July	7,100 units
August	5,300 units
September	6,700 units
October	3,700 units
Experience has shown that the ending inventory for each month must be equal to 10% of the next month's sales in units. The inventory on May 31 contained 410 units. The company needs to prepare a production budget for the second quarter of the year.
The total number of units to be produced in July is:

(no commas, $ signs or decimals)