A company wants to fill out a Sales and Operations Plan. The following values are already provided. Each employ works 160 hours per month, and is allowed to work up to 20 hours overtime. The company uses a level strategy. Month Month Month Month units 1 2 3 4 Workforce staff Workforce h Demand h 1852 2356 1912 2113 Gap h A How many staff will the company need in Month 1? Provide your response as a whole number, using the rounding we learned in class.