Consider the following table for the total annual returns for a given period of time.

$\backslash$table$[[$Series$,\backslash$table$[[$Average$],[$return$]],\backslash$table$[[$Standard$],[$Deviation$]]],[$Large$-$company stocks,$11\mathrm{.}5\%,20\mathrm{.}28],[$Small$-$company stocks,$16\mathrm{.}4,33\mathrm{.}0],[$Long$-$term corporate bonds,$6\mathrm{.}2,8\mathrm{.}4],[$Long$-$term government bonds,$6\mathrm{.}1,9\mathrm{.}4],[$Intermediate$-$term government bonds,$5\mathrm{.}6,5\mathrm{.}7],[$U$.$S$.$ Treasury bills,$3\mathrm{.}8,3\mathrm{.}1],[$Inflation$,3\mathrm{.}1,4\mathrm{.}2]]$

What range of returns would you expect to see $68$ percent of the time for large$-$company stocks? $($A negative answer should be indicated by a minus sign. Input your answers from lowest to highest to receive credit for your answers. Do not round intermediate calculations and enter your answers as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$

Expected range of returns $\%$ to $\%$

What about $95$ percent of the time? $($A negative answer should be indicated by a minus sign. Input your answers from lowest to highest to receive credit for your answers. Do not round intermediate calculations and enter your answers as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$

Expected range of returns $\%$ to $\%$