18:04:43 Create new PHPExcel object<br />18:04:43 Set properties<br />18:04:43 Add data<br />18:04:43 Hide 'Phone' and 'fax' columns<br />18:04:43 Set outline levels<br />18:04:43 Freeze panes<br />18:04:43 Rows to repeat at top<br />18:04:44 Write to Excel2007 format<br />18:04:44 File written to 06largescale.xlsx<br />Call time to write Workbook was 0.5338 seconds<br />18:04:44 Current memory usage: 17.25 MB<br />18:04:44 Peak memory usage: 20 MB<br />18:04:44 Done writing file<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />