16:31:17 Write to Excel2007 format<br />16:31:17 File written to 33chartcreate-column-2.xlsx<br />16:31:17 Peak memory usage: 1.5 MB<br />16:31:17 Done writing file<br />File has been created in /var/www/consumer-experience/www/vendor/phpoffice/phpexcel/Examples<br />