20:46:10 Write to Excel2007 format<br />20:46:10 File written to 33chartcreate-bar-stacked.xlsx<br />20:46:10 Peak memory usage: 4.25 MB<br />20:46:10 Done writing file<br />File has been created in /home/factovizjh/legitrack/vendor/phpoffice/phpexcel/Examples<br />