Riverside Ralphs' popular product is bottled water during summer months. It observes a weekly demand of 200 boxes of bottled water with a standard deviation of 50 boxes. The cost of placing an order is $200, and the time from ordering to receipt is 2 weeks. The procurement cost (wholesale price) of the product is $20. The annual inventory carrying cost is 10% of the procurement cost of the product. What is the expected demand during the lead time for this product? (in terms of boxes of bottled water)