An investor buys a three-year bond With a 8% coupon rate paid annually. The bonds yield-to-maturity is 7%. Assume a 5 basis point change in yield-to-maturity. Step 1: Calculate PV0, PV-, and PV+ to 6 decimal places per 100 of par value. Step 2: What is the bond's approximate modified duration? (round your answer to 2 decimal places)