15:11:15 Write to Excel2007 format<br />15:11:15 File written to 33chartcreate-area.xlsx<br />15:11:15 Peak memory usage: 12 MB<br />15:11:15 Done writing file<br />File has been created in /home/ykcomq5/eservices.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />