Gallery Leather located in Maine produces photo albums. Gallery Leather has budgeted sales in units for the next five months as follows:

$\backslash$table$[[$June$,7,000$ units$],[$July$,5,300$ units$],[$August$,7,100$ units$],[$September$,6,800$ units$],[$October$,4,900$ units$]]$

Past experience has shown that the ending inventory for each month should be equal to $15\%$ of the next month's sales in units. The inventory on May $31$ contained $1,050$ units. The company needs to prepare a production budget for the next five months.

The total number of units produced in July should be: