17:50:31 Write to Excel2007 format<br />17:50:31 File written to 33chartcreate-column.xlsx<br />17:50:31 Peak memory usage: 3.25 MB<br />17:50:31 Done writing file<br />File has been created in /home/factovizjh/legitrack_test/vendor/phpoffice/phpexcel/Examples<br />