16:31:15 Write to Excel2007 format<br />16:31:15 File written to 33chartcreate-composite.xlsx<br />16:31:15 Peak memory usage: 1.5 MB<br />16:31:15 Done writing file<br />File has been created in /var/www/consumer-experience/www/vendor/phpoffice/phpexcel/Examples<br />