12:10:24 Write to Excel2007 format<br />12:10:24 File written to 33chartcreate-multiple-charts.xlsx<br />12:10:24 Peak memory usage: 4 MB<br />12:10:24 Done writing file<br />File has been created in /home/clegatconh/backoffice/ninja/vendor/phpoffice/phpexcel/Examples<br />