15:20:36 Write to Excel2007 format<br />15:20:36 File written to 33chartcreate-area.xlsx<br />15:20:36 Peak memory usage: 6 MB<br />15:20:36 Done writing file<br />File has been created in /home/fasttech/gymbrain.fasttechsoft.com/vendor/phpoffice/phpexcel/Examples<br />