22:02:38 Write to Excel2007 format<br />22:02:38 File written to 33chartcreate-column-2.xlsx<br />22:02:38 Peak memory usage: 5.75 MB<br />22:02:38 Done writing file<br />File has been created in /var/www/news.gaimpresos.com/PHPExcel-1.8/Examples<br />