Various financial data for the past two years for $xYZ$ Industries is below. Calculate the Multifactor productivity ratio and enter the $\%$ change from last year to this year.

$\backslash$table$[[,,$Last Year,This Year,$\%$ Change$],[$Output:$,$Volume $($# units$),35,000,50,000,],[,$$ Price $/$ Unit,$$18\mathrm{.}00,$$$18\mathrm{.}20,],[$Input:$,$Labor hours $/$ unit,$0\mathrm{.}2,0\mathrm{.}15,],[,\backslash$table$[[$Labor $ cost $/],[$hour$]],$$$24,$$$24,],[,\backslash$table$[[$Raw material $