18:39:00 Write to Excel2007 format<br />18:39:00 File written to 33chartcreate-bar-stacked.xlsx<br />18:39:00 Peak memory usage: 4.75 MB<br />18:39:00 Done writing file<br />File has been created in /home/diamebua/beta/releases/20140218040015/shared/vendor/phpoffice/phpexcel/Examples<br />