Following is a lifetime-value analysis framework similar to that presented in the chapter. Perform the calculations necessary to complete row K: Year 1 Year 2 Year 3 Year 4 Year 5 Revenue A Customers 2,000 B Retention rate 30% 40% 55% 65% 70% C Average yearly sales $250 $250 $250 $250 $250 D Total revenue Costs E Cost percentage 50% 50% 50% 50% 50% F Total costs Profits G Gross profit H Discount rate 1 1.15 I NPV profit J Cumulative NPV profit K Lifetime value per customer