20:27:34 Write to Excel2007 format<br />20:27:34 File written to 33chartcreate-bar-stacked.xlsx<br />20:27:34 Peak memory usage: 4 MB<br />20:27:34 Done writing file<br />File has been created in /home/webiprobgm/vgeintranet/library/PHPExcel/Examples<br />