| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 154631 | 5.1 % | ||
 | Windows XP | 54407 | 1.8 % |  |
 | Windows Vista | 18752 | 0.6 % | |
 | Windows (unknown version) | 34 | 0 % | |
 | Windows NT | 222 | 0 % | |
 | Windows ME | 10 | 0 % | |
 | Windows Vista (LongHorn) | 1262 | 0 % | |
 | Windows 98 | 66 | 0 % | |
 | Windows 2008 | 78243 | 2.6 % | |
 | Windows 2003 | 943 | 0 % | |
 | Windows 2000 | 692 | 0 % | |
| BSD | 2227 | 0 % | ||
 | OpenBSD | 39 | 0 % | |
 | NetBSD | 8 | 0 % | |
 | FreeBSD | 2180 | 0 % | |
| Linux | 2762940 | 91.9 % | ||
 | Ubuntu | 5818 | 0.1 % | |
 | Suse | 176 | 0 % | |
 | Red Hat | 840 | 0 % | |
 | Mandriva (or Mandrake) | 21 | 0 % | |
 | Gentoo | 4390 | 0.1 % | |
 | Fedora | 673 | 0 % | |
 | Debian | 156 | 0 % | |
 | Centos | 3 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 2750863 | 91.5 % | |
| Macintosh | 14848 | 0.4 % | ||
 | Mac OS X | 14826 | 0.4 % | |
 | Mac OS | 22 | 0 % | |
| Others | 69147 | 2.3 % | ||
 | Unknown | 68589 | 2.2 % | |
 | Unknown Unix system | 449 | 0 % | |
 | Symbian OS | 43 | 0 % | |
 | Sun Solaris | 34 | 0 % | |
 | Aix | 32 | 0 % | |