The annual yield to maturity for the 6-month and 1-year Treasury bill is 3.6% and 4.2%, respectively. These yields represent the 6-month and 1-year spot rates. Also assume the following Treasury yield curve (i.e., the price for each issue is $100) has been estimated for 6-month periods out to a maturity of 3 years.

Years to Maturity / Annual Yield to Maturity

Years to maturity	Annual yield to maturity
1.5	4.4%
2	4.8%
2.5	5.4%
3	6.%

(i) Compute the 1.5-year, 2-year, 2.5-year, 3-year, 3.5-year, and 4-year spot rates.