Kreisdiagramm Systeme
   Sonstige1230443%
   Win603421%
   Mac297410%
   Linux293610%
   Win 723958%
   Android9293%
   Win XP6342%
   iPhone3841%
   Win Vista950%
   iPad500%
   Win 2003240%
   FreeBSD50%
   Win XP Media30%
   Win CE30%
   Unix10%
   Win 9810%
   Mobile Phone10%
   Symbian10%