22:07:05 Write to Excel2007 format<br />22:07:05 File written to 33chartcreate-bar-stacked.xlsx<br />22:07:05 Peak memory usage: 5.5 MB<br />22:07:05 Done writing file<br />File has been created in /var/www/news.gaimpresos.com/PHPExcel-1.8/Examples<br />