08:31:29 Write to Excel2007 format<br />08:31:29 File written to 33chartcreate-multiple-charts.xlsx<br />08:31:29 Peak memory usage: 1 MB<br />08:31:29 Done writing file<br />File has been created in /home/gtscougagk/scolaritos/GT-SCOLARIX OS V2/PHPExcel/Examples<br />