19:41:53 Write to Excel2007 format<br />19:41:53 File written to 33chartcreate-multiple-charts.xlsx<br />19:41:53 Peak memory usage: 4 MB<br />19:41:53 Done writing file<br />File has been created in /home/webiprobgm/vgeintranetrecette/library/PHPExcel/Examples<br />