In July 2015 you purchase a Treasury bond with a face value of AUD 10000, a trading yield of 5.75% per annum and a coupon rate of 7% per annum. The bond makes semi-annual coupon payments and will mature on July 2022. You sell the bond in January 2017, when the trading yield was 6.50% per annum. During the holding period the coupons were reinvested at 6.00% per annum. What is the holding period yield of this bond (in %)