22:04:21 Create new PHPExcel object
22:04:21 Set properties
22:04:21 Add some data
22:04:21 Set header/footer
22:04:21 Add a drawing to the header
22:04:21 Set page orientation and size
22:04:21 Rename sheet
22:04:21 Write to Excel2007 format
22:04:21 Peak memory usage: 4 MB
22:04:21 Done writing file.