20:00:56 Write to Excel2007 format<br />20:00:56 File written to 33chartcreate-multiple-charts.xlsx<br />20:00:56 Peak memory usage: 4 MB<br />20:00:56 Done writing file<br />File has been created in /home/factovizjh/opinion-way.pl/vendor/phpoffice/phpexcel/Examples<br />