21:01:37 Write to Excel2007 format<br />21:01:37 File written to 33chartcreate-bar-stacked.xlsx<br />21:01:37 Peak memory usage: 4.75 MB<br />21:01:37 Done writing file<br />File has been created in /home/diamebua/beta/releases/20140218040015/shared/vendor/phpoffice/phpexcel/Examples<br />