19:32:13 Write to Excel2007 format<br />19:32:13 File written to 33chartcreate-bar-stacked.xlsx<br />19:32:13 Peak memory usage: 6 MB<br />19:32:13 Done writing file<br />File has been created in /home/swerve/public_html/vendor/phpoffice/phpexcel/Examples<br />