please answer this ASAP thanks

Historical Rates of Return (1925-2015) Securities Nominal Average Annual Returns Standard Deviation of Returns 32.1% Real Average Annual Returns Risk Premium b 16.7% 12.1% 6.3% Small company stocks Large company stocks Intermediate-term government bonds Corporate bonds U.S. Treasury bills Inflation 20.1% 5.6% 8.4% 6.1% 3.5% 3.1% 2.9% 4.1% Question: 1) what is the REAL return of each securities? 2) what is the risk premium return of each securities? 11-63