11:55:16 Write to Excel2007 format<br />11:55:16 File written to 33chartcreate-bar-stacked.xlsx<br />11:55:16 Peak memory usage: 6.5 MB<br />11:55:16 Done writing file<br />File has been created in /mnt/external-drives/mb-oracle-bv3/html-produccion/envaisa/mbinv/vendor/phpoffice/phpexcel/Examples<br />