10:42:28 Write to Excel2007 format<br />10:42:28 File written to 33chartcreate-bar-stacked.xlsx<br />10:42:28 Peak memory usage: 8 MB<br />10:42:28 Done writing file<br />File has been created in /home/surtido1/crm.surtidorindustrial.com/crm/vendor/phpoffice/phpexcel/Examples<br />