17:16:56 Write to Excel2007 format<br />17:16:56 File written to 33chartcreate-scatter.xlsx<br />17:16:56 Peak memory usage: 12 MB<br />17:16:56 Done writing file<br />File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />