13:42:26 Write to Excel2007 format<br />13:42:26 File written to 33chartcreate-multiple-charts.xlsx<br />13:42:26 Peak memory usage: 6 MB<br />13:42:26 Done writing file<br />File has been created in /var/www/html/gae/root/plugins/phpexcel/1_8_0/Examples<br />