20:59:18 Set timezone
19:59:18 Set value binder
19:59:18 Create new PHPExcel object
19:59:18 Set properties
19:59:18 Set default font
19:59:18 Set column widths
19:59:18 Add some data
19:59:18 Rename sheet
19:59:18 Write to Excel5 format
19:59:18 Peak memory usage: 3.75 MB
19:59:18 Done writing file.