13:28:21 Write to Excel2007 format<br />13:28:21 File written to 33chartcreate-multiple-charts.xlsx<br />13:28:21 Peak memory usage: 3.75 MB<br />13:28:21 Done writing file<br />File has been created in /home/capebfrupz/grc/www/libraries-php/PHPExcel/Examples<br />