12:05:59 Write to Excel2007 format<br />12:05:59 File written to 33chartcreate-bar-stacked.xlsx<br />12:05:59 Peak memory usage: 6 MB<br />12:05:59 Done writing file<br />File has been created in /home/invista/public_html/soporteti/vendor/phpoffice/phpexcel/Examples<br />