Assume the zero-coupon yields on default-free securities are as summarized in the following table: 1 year Maturity Zero-Coupon Yields 2 years 4.70% 3 years 4 years 4.30% 5 years 5.60% 4.90% 5.30% Consider a four-year, default-free security with annual coupon payments and a face value of $1,000 that is issued at par. What is the coupon rate of this bond? The par coupon rate is %. (Round to two decimal places.)