A company's 5-year bonds are yielding 7.75% per year. The Treasury bonds with the same maturity are yielding 5.2% per year, and the real risk-free rate (r*) is 2.3%. The average inflation premium is 2.5% and the maturity risk premium is estimated to be 0.1 x (t-1)%, where t = number of years to maturity. If the liquidity premium is 1%, what is the default risk premium?