Complete the following table:

Note: Enter all values as positive values.

$\backslash$table$[[$NUMBER OF UNITS$],[$Production$,$Sales,$\backslash$table$[[$Ending$],[$Inventory$]],\backslash$table$[[$Beginning$],[$Inventory$]]],[,775,125,100],[800,,80,135],[840,700,,80],[825,1,350,145,],[705,,165,],[870,815,320,]]$