08:11:15 Write to Excel2007 format<br />08:11:16 File written to 33chartcreate-bar-stacked.xlsx<br />08:11:16 Peak memory usage: 3 MB<br />08:11:16 Done writing file<br />File has been created in /home/factovizjh/legitrack_test/vendor/phpoffice/phpexcel/Examples<br />