20:59:15 Write to Excel2007 format<br />20:59:15 File written to 33chartcreate-bar-stacked.xlsx<br />20:59:15 Peak memory usage: 2.25 MB<br />20:59:15 Done writing file<br />File has been created in /home/kapishop/public_html/invoices_app/vendor/phpoffice/phpexcel/Examples<br />