A manufacturer has a production facility that requires 15,785 units of component JY21 per year. Following a long-term contract, the manufacturer purchases component JY21 from a supplier with a lead time of 8 days. The unit purchase cost is $29.4 per unit. The cost to place and process an order from the supplier is $117 per order. The unit inventory carrying cost per year is 22 percent of the unit purchase cost. The manufacturer operates 250 days a year. Assume EOQ model is appropriate. What is the optimal number of orders per year? Use at least 4 decimal places