06:12:49 Write to Excel2007 format<br />06:12:49 File written to 33chartcreate-scatter.xlsx<br />06:12:49 Peak memory usage: 4 MB<br />06:12:49 Done writing file<br />File has been created in /home/hycmvsgn/heal.co.ke/invoices/vendor/phpoffice/phpexcel/Examples<br />