20:08:32 Load from OOCalc file Call time to read Workbook was 0.0911 seconds 20:08:32 Current memory usage: 4 MB 20:08:32 Write to Excel2007 format 20:08:32 File written to D:\dev\vsk\vendor\phpoffice\phpexcel\Examples\OOCalcReader.xlsx 20:08:32 Peak memory usage: 6 MB 20:08:32 Done writing file