14:59:46 Write to Excel2007 format<br />14:59:46 File written to 33chartcreate-bar-stacked.xlsx<br />14:59:46 Peak memory usage: 2.5 MB<br />14:59:46 Done writing file<br />File has been created in /home/factovizjh/legitrack_test/vendor/phpoffice/phpexcel/Examples<br />