09:48:04 Write to Excel2007 format<br />09:48:05 File written to 33chartcreate-bar-stacked.xlsx<br />09:48:05 Peak memory usage: 5.5 MB<br />09:48:05 Done writing file<br />File has been created in /homepages/32/d24838310/htdocs/alt/vendor/phpoffice/phpexcel/Examples<br />