11:24:17 Write to Excel2007 format<br />11:24:17 File written to 33chartcreate-composite.xlsx<br />11:24:17 Peak memory usage: 2 MB<br />11:24:17 Done writing file<br />File has been created in /home/hycmvsgn/heal.co.ke/invoices/vendor/phpoffice/phpexcel/Examples<br />