05:42:23 Write to Excel2007 format<br />05:42:23 File written to 33chartcreate-bar-stacked.xlsx<br />05:42:23 Peak memory usage: 6 MB<br />05:42:23 Done writing file<br />File has been created in /home/scientificatiles/public_html/vendor/phpoffice/phpexcel/Examples<br />