21:45:45 Write to Excel2007 format<br />21:45:45 File written to 33chartcreate-multiple-charts.xlsx<br />21:45:45 Peak memory usage: 6.75 MB<br />21:45:45 Done writing file<br />File has been created in /mnt/external-drives/mb-oracle-bv3/html-produccion/demoventas/mbinv/vendor/phpoffice/phpexcel/Examples<br />