16:20:49 Write to Excel2007 format
16:20:49 File written to 33chartcreate-bar-stacked.xlsx
16:20:49 Peak memory usage: 8.75 MB
16:20:49 Done writing file
File has been created in /home/rciioko/public_html/quality-of-education/noko/the-results-of-noko/PHPExcel_1.8.0_doc/Examples