19:30:08 Write to Excel2007 format<br />19:30:09 File written to 33chartcreate-column.xlsx<br />19:30:09 Peak memory usage: 2.5 MB<br />19:30:09 Done writing file<br />File has been created in /home/admins/public_html/demo-mercantil-seguros/vendor/phpoffice/phpexcel/Examples<br />