11:31:10 Write to Excel2007 format<br />11:31:11 File written to 33chartcreate-multiple-charts.xlsx<br />11:31:11 Peak memory usage: 6.75 MB<br />11:31:11 Done writing file<br />File has been created in /var/www/html/qa_produccion/mbinv/vendor/phpoffice/phpexcel/Examples<br />