10:15:38 Write to Excel2007 format<br />10:15:38 File written to 33chartcreate-bar-stacked.xlsx<br />10:15:38 Peak memory usage: 6 MB<br />10:15:38 Done writing file<br />File has been created in /var/www/html/fims-dev/vendor/phpoffice/phpexcel/Examples<br />