$100 is invested for 20 years. During the first 10 years, the annual rate of 2%. During the last 10 years, the annual rate is 9%. How much interest is compounded during the last 10 years on the interest compounded during the first 10 years (in dollars)?

Below 5

Between 5 and 15

Between 15 and 25

Between 25 and 35

Between 35 and 45

Between 45 and 55

Between 55 and 65

Between 65 and 75

Above 75