11:30:07 Write to Excel2007 format<br />11:30:07 File written to 33chartcreate-column-2.xlsx<br />11:30:07 Peak memory usage: 6.5 MB<br />11:30:07 Done writing file<br />File has been created in /mnt/external-drives/mb-oracle-bv3/html-produccion/beguater/mbinv/vendor/phpoffice/phpexcel/Examples<br />