Based on economists forecasts and analysis, one-year Treasury bill rates and liquidity premiums for the next four years are expected to be as follows:

1R1 =	0.33%
E(2r1) =	0.70%	L2 =	0.06%
E(3r1) =	0.80%	L3 =	0.15%
E(4r1) =	1.10%	L4 =	0.16%

Calculate the yield to maturity for four years. Round to 2 decimal places!