| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 152571 | 60.3 % | ||
 | Windows XP | 100888 | 39.8 % |  |
 | Windows NT | 15759 | 6.2 % | |
 | Windows Me | 128 | 0 % | |
 | Windows Vista | 27091 | 10.7 % | |
 | Windows CE | 19 | 0 % | |
 | Windows 98 | 940 | 0.3 % | |
 | Windows 95 | 55 | 0 % | |
 | Windows 2003 | 1227 | 0.4 % | |
 | Windows 2000 | 6451 | 2.5 % | |
 | Windows 3.xx | 13 | 0 % | |
| BSD | 36 | 0 % | ||
 | OpenBSD | 5 | 0 % | |
 | NetBSD | 17 | 0 % | |
 | FreeBSD | 14 | 0 % | |
| Linux | 11461 | 4.5 % | ||
 | Ubuntu | 6350 | 2.5 % | |
 | Suse | 341 | 0.1 % | |
 | Red Hat | 156 | 0 % | |
 | Mandriva (or Mandrake) | 128 | 0 % | |
 | Fedora | 413 | 0.1 % | |
 | Debian | 293 | 0.1 % | |
 | Centos | 130 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 3650 | 1.4 % | |
| Macintosh | 9013 | 3.5 % | ||
 | Mac OS X | 8926 | 3.5 % | |
 | Mac OS | 87 | 0 % | |
| Others | 79910 | 31.5 % | ||
 | Unknown | 79282 | 31.3 % | |
 | Sony PlayStation Portable | 258 | 0.1 % | |
 | AmigaOS | 252 | 0 % | |
 | Symbian OS | 67 | 0 % | |
 | Sun Solaris | 31 | 0 % | |
 | OS/2 | 13 | 0 % | |
 | Unknown Unix system | 5 | 0 % | |
 | OSF Unix | 2 | 0 % | |