Please calculate the sales percentage for the following items personal care consumer tissue K-C professional Corporate and other and explain how you came up with percentage and what it means.

\begin{tabular}{|c|c|c|c|c|c|c|} \hline \multirow{2}{*}{\multicolumn{7}{|c|}{ NET SALES (a)}} \\ \hline & & & & & & \\ \hline \multicolumn{7}{|l|}{ Personal Care } \\ \hline Consumer Tissue & & 6,243 & & 6,034 & & 6,718 \\ \hline K-C Professional & & 3,256 & & 3,072 & & 3,019 \\ \hline Corporate \& Other & & 54 & & 67 & & 64 \\ \hline TOTAL NET SALES & s & 20,175 & $ & 19,440 & $ & 19,140 \\ \hline \multicolumn{7}{|l|}{ OPERATING PROFIT (b)} \\ \hline Personal Care & s & 1,787 & s & 1,856 & $ & 1,933 \\ \hline Consumer Tissue & & 806 & & 888 & & 1,448 \\ \hline K-C Professional & & 457 & & 404 & & 528 \\ \hline Corporate \& Other (c) & & (412) & & (559) & & (719) \\ \hline Other (income) and expense, net (d) & & (43) & & 28 & & (54) \\ \hline TOTAL OPERATING PROFIT & $ & 2,681 & $ & 2,561 & $ & 3,244 \\ \hline \end{tabular}