On January 1, 2020, Tamarisk, Inc. purchased 9% bonds having a maturity value of $452,000 for $466,971.01. The bonds provide the bondholders with an 8% yield. The bonds are dated January 1, 2020, and mature January 1, 2024, with interest receivable on January 1 of each year. Tamarisk, Inc. uses the effective interest method to allocate unamortized discount or premium. The bonds are classified as available-for-sale. The fair value of the bonds at December 31 of each year-end is as follows. 2020 $462,800 2021 $463,900 2022 $459,200 2023 $452,000