10:19:45 Write to Excel2007 format<br />10:19:45 File written to 33chartcreate-column-2.xlsx<br />10:19:45 Peak memory usage: 2 MB<br />10:19:45 Done writing file<br />File has been created in /var/www/consumer-experience/www/vendor/phpoffice/phpexcel/Examples<br />