| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 960225 | 83.3 % | ||
 | Windows XP | 684580 | 59.4 % |  |
 | Windows NT | 4043 | 0.3 % | |
 | Windows Me | 1401 | 0.1 % | |
 | Windows Vista | 190161 | 16.5 % | |
 | Windows CE | 512 | 0 % | |
 | Windows 98 | 27211 | 2.3 % | |
 | Windows 95 | 254 | 0 % | |
 | Windows 2003 | 6363 | 0.5 % | |
 | Windows 2000 | 45658 | 3.9 % | |
 | Windows 3.xx | 42 | 0 % | |
| BSD | 110 | 0 % | ||
 | OpenBSD | 15 | 0 % | |
 | NetBSD | 3 | 0 % | |
 | FreeBSD | 92 | 0 % | |
| Linux | 27487 | 2.3 % | ||
 | Ubuntu | 8942 | 0.7 % | |
 | Suse | 962 | 0 % | |
 | Red Hat | 364 | 0 % | |
 | Mandriva (or Mandrake) | 167 | 0 % | |
 | Fedora | 2278 | 0.1 % | |
 | Debian | 1846 | 0.1 % | |
 | Centos | 149 | 0 % | |
 | GNU Linux (Unknown or unspecified distribution) | 12779 | 1.1 % | |
| Macintosh | 80342 | 6.9 % | ||
 | Mac OS X | 79940 | 6.9 % | |
 | Mac OS | 402 | 0 % | |
| Others | 84173 | 7.3 % | ||
 | Unknown | 82860 | 7.1 % | |
 | Symbian OS | 598 | 0 % | |
 | Sony PlayStation Portable | 485 | 0 % | |
 | WebTV | 86 | 0 % | |
 | Sun Solaris | 78 | 0 % | |
 | Unknown Unix system | 43 | 0 % | |
 | OS/2 | 13 | 0 % | |
 | BeOS | 4 | 0 % | |
 | OSF Unix | 2 | 0 % | |
 | Aix | 2 | 0 % | |
 | RISC OS | 1 | 0 % | |
 | CPM | 1 | 0 % | |