2. Use the August 15, 2022 US. Treasury quotes shown below to calculate the discount factor and spot rate for each maturity given in the table. Maturity Couponl Pricei Discount Factor Spot Ratel 2/15/23 2.000 99.5 8 /15 /23 2.500 99.34375 2/15/24 2.750 99.28125 8/15/24 2.375 98.375 2 /15 /25 2.000 97.15525 8/15/25 2.000 95.5875 2 /15 /25 1.525 95.15525 8/15/25 1.500 94.28125 2/15/27 2.250 95.9375 8/15/27 2.250 95.8125 iCoupon and spot rate in $13 I year, price as percent of par