19:29:54 Write to Excel2007 format<br />19:29:54 File written to 33chartcreate-bar-stacked.xlsx<br />19:29:54 Peak memory usage: 3.5 MB<br />19:29:54 Done writing file<br />File has been created in /home/capebfrupz/grc/www/libraries-php/PHPExcel/Examples<br />