17:19:25 Write to Excel2007 format<br />17:19:25 File written to 33chartcreate-column-2.xlsx<br />17:19:25 Peak memory usage: 3.5 MB<br />17:19:25 Done writing file<br />File has been created in /home/webiprobgm/vge/library/PHPExcel/Examples<br />