23:12:39 Write to Excel2007 format<br />23:12:39 File written to 33chartcreate-multiple-charts.xlsx<br />23:12:39 Peak memory usage: 4 MB<br />23:12:39 Done writing file<br />File has been created in /home/webiprobgm/vgeintranet/library/PHPExcel/Examples<br />