Suppose on January 15,2018 , the U.S. Treasury issued a ten-year inflation indexed note with a coupon of 4%. On the date of issue, the CPI (consumer price index) was 211 . By January 15,2028 , the CPI index had decreased to 161 . What principal and coupon payment was made on January 15,2028 ? (Note: U.S. Treasury pays semi-annual coupons) The CPI index deppreciated by (Round to five decimal places.) The principal payment is $ (Round to the nearest cent.) The coupon payment is $ (Round to the nearest cent.)