4 - 2.5 points Suppose you purchase a zero-coupon bond when it has exactly 13 years remaining until maturity and a yield-to-maturity of 4.5%. You hold the bond for 6 months and then sell it. If the bond's yield-to-maturity when you sell it is 8.2%, what is your percentage return over this 6-month holding period? When computing bond prices, use a semi-annual compounding period. Enter your answer as a decimal and show 4 decimal places. For example, if your answer is 6.25%, enter.0625. DO NOT annualize your final answer. Type your