13:51:21 Write to Excel2007 format<br />13:51:21 File written to 33chartcreate-column.xlsx<br />13:51:21 Peak memory usage: 1 MB<br />13:51:21 Done writing file<br />File has been created in /home/gtscougagk/scolaritos/GT-SCOLARIX OS V2/PHPExcel/Examples<br />