Given the following listing for a Treasury note, calculate the bid$-$ask spread. $($Do not round intermediate calculations. Round your answer to $4$ decimal places.$)$

Rate Maturity Month $/$Year Bid Asked Change Asked Yield

$6\mathrm{.}5$ May $12$n $108\mathrm{.}2097108\mathrm{.}2200+13\mathrm{.}86$

What is the bid$-$ask price?