13:35:44 Write to Excel2007 format<br />13:35:44 File written to 33chartcreate-multiple-charts.xlsx<br />13:35:44 Peak memory usage: 4 MB<br />13:35:44 Done writing file<br />File has been created in /home/webiprobgm/vgeintranetrecette/library/PHPExcel/Examples<br />