18:47:07 Write to Excel2007 format<br />18:47:07 File written to 33chartcreate-bar-stacked.xlsx<br />18:47:07 Peak memory usage: 6 MB<br />18:47:07 Done writing file<br />File has been created in /home/realtori/public_html/taller2/vendor/phpoffice/phpexcel/Examples<br />