13:22:53 Write to Excel2007 format<br />13:22:53 File written to 33chartcreate-column-2.xlsx<br />13:22:53 Peak memory usage: 4 MB<br />13:22:53 Done writing file<br />File has been created in /home/factovizjh/podcast/vendor/phpoffice/phpexcel/Examples<br />