22:03:45 Set timezone
21:03:45 Set value binder
21:03:45 Create new PHPExcel object
21:03:45 Set properties
21:03:45 Set default font
21:03:45 Set column widths
21:03:45 Add some data
21:03:45 Rename sheet
21:03:45 Write to Excel5 format
21:03:45 Peak memory usage: 5.75 MB
21:03:45 Done writing file.