21:40:28 Write to Excel2007 format
21:40:28 File written to 33chartcreate-column-2.xlsx
21:40:28 Peak memory usage: 9 MB
21:40:28 Done writing file
File has been created in /home/rciioko/public_html/quality-of-education/noko/the-results-of-noko/oo/PHPExcel_1.8.0_doc/Examples