16:19:15 Write to Excel2007 format<br />16:19:15 File written to 33chartcreate-multiple-charts.xlsx<br />16:19:15 Peak memory usage: 3.5 MB<br />16:19:15 Done writing file<br />File has been created in /home/webiprobgm/vge/library/PHPExcel/Examples<br />