20:28:43 Write to Excel2007 format<br />20:28:43 File written to 33chartcreate-multiple-charts.xlsx<br />20:28:43 Peak memory usage: 4 MB<br />20:28:43 Done writing file<br />File has been created in /home/webiprobgm/vgeintranet/library/PHPExcel/Examples<br />