Read the ciequiterests Data table \begin{tabular}{|c|c|c|c|} \hline \multicolumn{4}{|c|}{\begin{tabular}{l} Securify Team \\ Contribution Margin finceme Statement \\ For the Yoar Ended May 31, 2010 \end{tabular}} \\ \hline & \begin{tabular}{l} Totals whth \\ Industrial Systems \end{tabular} & \begin{tabular}{l} Totals Whout \\ Industrial Srstems \end{tabular} & \begin{tabular}{l} Change if infustrial \\ Syatems is Drepped \end{tabular} \\ \hline \multicolumn{4}{|l|}{ Net Salos Aeponue } \\ \hline \multicolumn{4}{|l|}{ Variabie cons } \\ \hline Manulactum? & & & +1 \\ \hline Solfing and Momiristuat we & & & \\ \hline \multicolumn{4}{|l|}{ toliv Yanabin Costs } \\ \hline Conteunon Margin & & & \\ \hline Fired Costs. & & & \\ \hline \end{tabular}