13:20:50 Write to Excel2007 format<br />13:20:50 File written to 33chartcreate-bar-stacked.xlsx<br />13:20:50 Peak memory usage: 4 MB<br />13:20:50 Done writing file<br />File has been created in /var/www/laravel-tms/vendor/phpoffice/phpexcel/Examples<br />