\begin{tabular}{|l|r|r|} \hline & Previous year & Current year \\ \hline Production/output (units) & 5,500 & 7,000 \\ \hline \hline Capital Cost (\$) & 40,000 & 62,000 \\ \hline Labor (hours) & 25,000 & 30,000 \\ \hline Labor cost per hour (\$) & 15 & 20 \\ \hline Raw Materials Used (barrels) & 800 & 950 \\ \hline Cost of raw materials per barrel (\$) & 320 & 360 \\ \hline \end{tabular} a Labor productivity (units/per hour) Labor productivity (units/per dollar) b Raw material productivity in units/per barrel Raw material productivity in units/per dollar c Capital productivity units/ per dollar e Change in comparison with previous year in \%