14:58:34 Write to Excel2007 format<br />14:58:34 File written to 33chartcreate-bar-stacked.xlsx<br />14:58:34 Peak memory usage: 4 MB<br />14:58:34 Done writing file<br />File has been created in /var/www/billing.andrewpeng.net/vendor/turbo124/phpexcel/Examples<br />