21:11:49 Write to Excel2007 format<br />21:11:49 File written to 33chartcreate-stock.xlsx<br />21:11:49 Peak memory usage: 2 MB<br />21:11:49 Done writing file<br />File has been created in /home/fasttech/gymbrain.fasttechsoft.com/vendor/phpoffice/phpexcel/Examples<br />