18:00:25 Write to Excel2007 format<br />18:00:25 File written to 33chartcreate-bar-stacked.xlsx<br />18:00:25 Peak memory usage: 2 MB<br />18:00:25 Done writing file<br />File has been created in /var/www/html/gae/root/plugins/phpexcel/1_8_0/Examples<br />