A stock had returns of $16\mathrm{.}43$ percent, $-6\mathrm{.}49$ percent, $25\mathrm{.}72$ percent, and $7\mathrm{.}83$ percent for the past four years. What is the variance of the returns?

$($Do not round intermediate transactions. Round your final answer to the closest two decimal points. Do not use the $\%$ sign. If your answer is $1\mathrm{.}23\%,$ then enter $1\mathrm{.}23)$

Numeric Response