13:33:36 Write to Excel2007 format<br />13:33:36 File written to 33chartcreate-bar-stacked.xlsx<br />13:33:36 Peak memory usage: 5.5 MB<br />13:33:36 Done writing file<br />File has been created in /homepages/32/d24838310/htdocs/alt/vendor/phpoffice/phpexcel/Examples<br />