Determine the multifactor productivity for June. Assume labor costs are $$20\mathrm{.}00$ per hour worked and each unit sells for $$10\mathrm{.}00.$ The overhead costs are fixed at $$2000$ each month. Use labor costs, material costs, and overhead costs as the items of interest in the denominator. Use "Total Sales$$ as the item of interest in the numerator.

A table showing the first column of Month consisting of June, July, and August. The second column contains the number of labor hours: $160,152,164($for June, July, and August$).$ The third column contains the material costs: $$2100,$ $$3500,$ and $$3000($for June, July, and August$).$ The third column contains a count of the number of units produced: $4300,3900,4200($for June, July, and August$).$

Month # of Labor Hours Worked Material costs Number of Units Produced

June $160$ $$21004300$

July $152$ $$35003900$

August $164$ $$30004200$

Report your answers using two decimal places.