14:40:03 Write to Excel2007 format<br />14:40:03 File written to 33chartcreate-multiple-charts.xlsx<br />14:40:03 Peak memory usage: 2 MB<br />14:40:03 Done writing file<br />File has been created in /home/sigeurApp/sigeur/sigeup/vendor/phpoffice/phpexcel/Examples<br />