15:07:03 Write to Excel2007 format<br />15:07:03 File written to 33chartcreate-bar-stacked.xlsx<br />15:07:03 Peak memory usage: 5.5 MB<br />15:07:03 Done writing file<br />File has been created in /home/sanikids/public_html/sisprueba/API/vendor/phpoffice/phpexcel/Examples<br />