13:20:09 Load from Gnumeric file
Call time to read Workbook was 0.1658 seconds
13:20:09 Current memory usage: 6 MB
13:20:09 Write to Excel2007 format
13:20:09 File written to D:\dev\vsk\vendor\phpoffice\phpexcel\Examples\GnumericReader.xlsx
13:20:09 Peak memory usage: 6 MB
13:20:09 Done writing file