From: <HIDDEN>
Newsgroups: comp.soft-sys.matlab
Subject: Re: Simple Problem to Ask
Date: Mon, 21 Jan 2013 15:31:14 -0600
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On 1/21/2013 1:17 PM, TideMan wrote:

> My interpretation of what he wants is the columns corresponding to unique headings,...

Excepting as I noted they're _already_ least in the example 
so it seems silly to post that when asking.  My interpretation is this 
is a "failure to communicate" likely attributable to OP being non-native 
English speaker....