The real risk$-$free rate of interest is $1\mathrm{.}0\%.$ Inflation is expected to be $5\%$ this year and $6\%$ during the next $2$ years. Assume that the maturity risk premiums is zero. What is the yield on $1-$year treasury securities$?$ Write your answer as a percent $($do not type the $\%$ character $-$ if your answer is $8\mathrm{.}8\%$ write $8\mathrm{.}8$ in the answer$).$