| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 197742 | 78.9 % | ||
 | Windows XP | 129468 | 51.6 % |  |
 | Windows NT | 1379 | 0.5 % | |
 | Windows ME | 146 | 0 % | |
 | Windows Vista (LongHorn) | 58448 | 23.3 % | |
 | Windows Mobile | 83 | 0 % | |
 | Windows 98 | 3731 | 1.4 % | |
 | Windows 95 | 24 | 0 % | |
 | Windows 2003 | 682 | 0.2 % | |
 | Windows 2000 | 3772 | 1.5 % | |
 | Windows 3.xx | 9 | 0 % | |
| Linux | 3651 | 1.4 % | ||
 | GNU Linux (Unknown or unspecified distribution) | 3651 | 1.4 % | |
| Macintosh | 26036 | 10.3 % | ||
 | Mac OS X | 25145 | 10 % | |
 | Mac OS | 891 | 0.3 % | |
| Others | 23141 | 9.2 % | ||
 | Unknown | 22905 | 9.1 % | |
 | Symbian OS | 203 | 0 % | |
 | Sun Solaris | 15 | 0 % | |
 | OpenBSD | 8 | 0 % | |
 | FreeBSD | 4 | 0 % | |
 | CPM | 3 | 0 % | |
 | OS/2 | 2 | 0 % | |
 | NetBSD | 1 | 0 % | |