21:11:55 Write to Excel2007 format<br />21:11:55 File written to 33chartcreate-area.xlsx<br />21:11:55 Peak memory usage: 2 MB<br />21:11:55 Done writing file<br />File has been created in /home/fasttech/gymbrain.fasttechsoft.com/vendor/phpoffice/phpexcel/Examples<br />