A stock has h$$d returns of $-18\mathrm{.}7$ percent, $28\mathrm{.}7$ percent, $20\mathrm{.}4$ percent, $-9\mathrm{.}8$ percent, $34\mathrm{.}5$ percent, and $26\mathrm{.}7$ percent over the last six years. What are the arithmetic and geometric returns for the stock?

Note: Do not round intermediate calculations and enter your answers as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

$\backslash$table$[[$Arithmetic average return,$\%$