03:13:13 Write to Excel2007 format<br />03:13:13 File written to 33chartcreate-column-2.xlsx<br />03:13:13 Peak memory usage: 4 MB<br />03:13:13 Done writing file<br />File has been created in /var/www/html/fims-dev/vendor/phpoffice/phpexcel/Examples<br />