Calculate the risk premium for each of the following rating classes of long term securities, assuming that the yield to maturity (YTM) for comparable Treasures is 451% (Click on the icon located on the top-right corner of the data table below in order to copy its contents into a spreadsheet.) Rating class Nominal interest rate AAA 5.12% BBB 5.78 B 7.82 The risk premium for securities class AAA % (Round to two decimal places)