The X-axis is not populated via php , Highcharts takes a begin date and then populates the rest linearly.
From: Dennis Kioko <dmbuvi@gmail.com>
To: Victor Kiplangat <kiplangatvictor@yahoo.com>; Skunkworks Mailing List <skunkworks@lists.my.co.ke>
Sent: Tuesday, May 21, 2013 3:10 PM
Subject: Re: [Skunkworks] Skipping Sundays on HIghcharts

What if you returned a "day" variable that filters out Sundays ie have a function that filters out Sundays in your PHP code?