Answer the following questions:

Which location generated the highest contribution margin? Which location generated the lowest contribution margin?

\begin{tabular}{l|r} \hline LOCATION & Sum of AMOUNT \\ \hline CO & 12672 \\ \hline FL & 6276 \\ \hline KA & 42638.2 \\ \hline PA & 55792.9 \\ \hline Grand Total & 117379.1 \end{tabular}