08:05:45 Write to Excel2007 format<br />08:05:45 File written to 33chartcreate-bar-stacked.xlsx<br />08:05:45 Peak memory usage: 6 MB<br />08:05:45 Done writing file<br />File has been created in /home/scientificatiles/public_html/vendor/phpoffice/phpexcel/Examples<br />