10:52:59 Write to Excel2007 format<br />10:52:59 File written to 33chartcreate-multiple-charts.xlsx<br />10:52:59 Peak memory usage: 4 MB<br />10:52:59 Done writing file<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />