15:20:12 Write to Excel2007 format<br />15:20:12 File written to 33chartcreate-scatter.xlsx<br />15:20:12 Peak memory usage: 5.5 MB<br />15:20:12 Done writing file<br />File has been created in /var/www/html/onswitch.neon/vendor/phpoffice/phpexcel/Examples<br />