23:00:12 Write to Excel2007 format<br />23:00:12 File written to 33chartcreate-multiple-charts.xlsx<br />23:00:12 Peak memory usage: 6 MB<br />23:00:12 Done writing file<br />File has been created in /var/www/html/gae/root/plugins/phpexcel/1_8_0/Examples<br />