| Versions | Hits | Percent | ||
|---|---|---|---|---|
| Windows | 220279 | 76.3 % | ||
 | Windows XP | 136140 | 47.1 % |  |
 | Windows NT | 5366 | 1.8 % | |
 | Windows ME | 132 | 0 % | |
 | Windows Vista (LongHorn) | 66702 | 23.1 % | |
 | Windows Mobile | 96 | 0 % | |
 | Windows 98 | 7317 | 2.5 % | |
 | Windows 95 | 9 | 0 % | |
 | Windows 2003 | 752 | 0.2 % | |
 | Windows 2000 | 3758 | 1.3 % | |
 | Windows 3.xx | 7 | 0 % | |
| Linux | 4183 | 1.4 % | ||
 | GNU Linux (Unknown or unspecified distribution) | 4183 | 1.4 % | |
| Macintosh | 27489 | 9.5 % | ||
 | Mac OS X | 26264 | 9.1 % | |
 | Mac OS | 1225 | 0.4 % | |
| Others | 36664 | 12.7 % | ||
 | Unknown | 36493 | 12.6 % | |
 | Symbian OS | 121 | 0 % | |
 | FreeBSD | 17 | 0 % | |
 | Sun Solaris | 14 | 0 % | |
 | OpenBSD | 6 | 0 % | |
 | CPM | 6 | 0 % | |
 | Unknown Unix system | 5 | 0 % | |
 | NetBSD | 2 | 0 % | |