An investor buys a 5 year bond with an 8% coupon paid annually. The bond has a yield to maturity of 7% and is purchased at a price of $104.100197 per 100 of par. As part of working through the steps to calculating Macaulay duration determine the weight of this bonds fifth cash flow. Then, using this process for all the bond's cash flows, determine the bond's Macaulay duration

A. Cash flow weight in the Macaulay duration calculation .

B.Calculate Macaulay duration of this bond.

Please show all work.