11:07:47 Write to Excel2007 format<br />11:07:47 File written to 33chartcreate-multiple-charts.xlsx<br />11:07:47 Peak memory usage: 6 MB<br />11:07:47 Done writing file<br />File has been created in /home/unidemmx/public_html/UNIDEM/vendor/phpoffice/phpexcel/Examples<br />