19:37:08 Write to Excel2007 format<br />19:37:08 File written to 33chartcreate-bar-stacked.xlsx<br />19:37:08 Peak memory usage: 1 MB<br />19:37:08 Done writing file<br />File has been created in /home/abpwebfrnh/www/master/vendor/phpoffice/phpexcel/Examples<br />