Using historical risk premiums from Table 5.5 over the 1927-2018 period as your guide, what would be your estimate of the expected annual HPR on the Big/Value portfolio if the current risk-free interest rate is 2.10%? (Round your answer to 2 decimal places.) Expected annual HPR % Using historical risk premiums from Table 5.5 over the 1927-2018 period as your guide, what would be your estimate of the expected annual HPR on the Big/Value portfolio if the current risk-free interest rate is 2.10%? (Round your answer to 2 decimal places.) Expected annual HPR %