21:52:31 Write to Excel2007 format<br />21:52:31 File written to 33chartcreate-multiple-charts.xlsx<br />21:52:31 Peak memory usage: 4.25 MB<br />21:52:31 Done writing file<br />File has been created in /home/webiprobgm/vgeintranet/library/PHPExcel/Examples<br />