Determine the Amount Contributed to GDP from the Sale of 200,000

Determine the amount contributed to GDP from the sale of 200,000 copies of the CD by R.L.Burnside (on Fat Possum Records)entitled "Too Bad Jim" by filling in the table below.Base your answer on the following information:
R.L.receives $3 per CD in royalties.
Fat Possum sells each CD to wholesalers for $10.
Wholesalers sold the CD to retailers for an average price of $12 per CD.
Retailers sold 200,000 CDs to consumers for $15 per CD.
Demonstrate how the value-added approach equals the final sales approach.
$$\begin{array}{l}\begin{array} {llll } & \text {Cost of }& \text { Value of }&\\ \text { Participants}& \text {Materials }& \text {Sales }& \text { Value Added}\\ \text {R.L. }\\ \text {Fat Possum }\\ \text {Wholesalers }\\ \text {Retailers }\\\\ \text {Totals }\\\end{array}\end{array}$$