19:33:55 Write to Excel2007 format<br />19:33:55 File written to 33chartcreate-bar-stacked.xlsx<br />19:33:55 Peak memory usage: 1.75 MB<br />19:33:55 Done writing file<br />File has been created in /home/storefront/public_html/Helper/Excel/PHPExcel/Examples<br />