The following information are derived from Dow Jones Stock Exchange. These are the companies that make up Dow Jones Utility Index. $(40$ points$)$

$\backslash$table$[[$Symbol$,$Cempany,$\backslash$table$[[$Assets$],[($S billions$)]],\backslash$table$[[$Sales$],[($S billions$)]],\backslash$table$[[$Profits$],[($S billiens$)]]],[$AES$,$AES Corporation,$34\mathrm{.}806,16\mathrm{.}070,1\mathrm{.}234],[$AEP$,$American Electric Power,$45\mathrm{.}155,14,440,1\mathrm{.}380],[CNP,$CenterPoint Energy, Ine.,$19\mathrm{.}676,10\mathrm{.}725,0\mathrm{.}391],[$Fn$,$Consolidated Fofionn, Ine,$33\mathrm{.}498,13470,1m7$