19:34:15 Write to Excel2007 format<br />19:34:15 File written to 33chartcreate-column.xlsx<br />19:34:15 Peak memory usage: 2 MB<br />19:34:15 Done writing file<br />File has been created in /home/clegatconh/backoffice/ninja/vendor/phpoffice/phpexcel/Examples<br />