06:53:22 Write to Excel2007 format<br />06:53:22 File written to 33chartcreate-column-2.xlsx<br />06:53:22 Peak memory usage: 6 MB<br />06:53:22 Done writing file<br />File has been created in /home/scientificatiles/public_html/vendor/phpoffice/phpexcel/Examples<br />