17:05:56 Write to Excel2007 format<br />17:05:56 File written to 33chartcreate-column.xlsx<br />17:05:56 Peak memory usage: 4 MB<br />17:05:56 Done writing file<br />File has been created in /home/factovizjh/legitrack_test/vendor/phpoffice/phpexcel/Examples<br />