Can anyone help me to improve this transportation table so that it fits between the sentences in it and the size of the table?
It should be like this:
This is the latex coding for the transportation table. Reference. Thank you in advance.
\documentclass{article}
\usepackage{array}
\usepackage{multirow}
\usepackage{multicol}
\usepackage{rotating}
\usepackage{tabularx}
\newcommand{\STAB}[1]{\begin{tabular}{@{}c@{}}#1\end{tabular}}
\newcolumntype{C}{@{}c@{}}
\newcommand{\bottombox}[1]{\makebox[1em][r]{#1}\hspace{\tabcolsep}\hspace{1em}}%
\newcommand{\innerbox}[2]{%
\begin{tabular}[b]{c|c}
\rule{1em}{0pt}\rule[-1ex]{0pt}{1ex} & \makebox[1em]{#2} \\cline{2-2}
\multicolumn{2}{r}{{#1}\hspace{1\tabcolsep}\hspace{1em}\rule[-1ex]{0pt}{1ex}}
\end{tabular}}
\renewcommand{\arraystretch}{1}
\begin{document}
\begin{table} [h]
\centering
\resizebox{\columnwidth}{!}
{\begin{tabular}{|c|c|C|C|C|c|}
\hline
\multicolumn{2}{|c}{\multirow{2}{}{From $ \backslash $ To}} & \multicolumn{3}{|c|}{Destinations} & \multirow{2}{}{Supply} \ \cline{3-5}
\multicolumn{2}{|c|}{} & Sales Outlet H & Sales Outlet I & Sales Outlet J & \ \hline
\multirow{3}{*}{\STAB{\rotatebox[origin=c]{90}{Sources}}} & Warehouse A & \innerbox{}{$(6,8,10,12)} & \innerbox{}{$(5,7,9,11)} & \innerbox{}{$(2,4,6,8)} & (15,20,30,35) \ \cline{2-6}
& Warehouse B & \innerbox{}{$(3,5,7,9)} & \innerbox{}{$(5,7,9,11)} & \innerbox{}{$(1,3,5,7)} & (25,30,40,45) \ \cline{2-6}
& Warehouse C & \innerbox{}{$(4,6,8,10)} & \innerbox{}{$(3,5,7,9)} & \innerbox{}{$(6,8,10,12)} & (30,35,45,50) \ \hline
\multicolumn{2}{|c|}{Demand} & (15,25,35,45) & (10,20,30,40) & (30,40,50,60) & \ \hline
\end{tabular}}
\end{table}
\end{document}


