| バージョン | 件数 | パーセント | ||
|---|---|---|---|---|
| WIN | 182055 | 11.6 % | ||
 | Windows XP | 86611 | 5.5 % |  |
 | Windows NT | 62121 | 3.9 % | |
 | Windows Me | 331 | 0 % | |
 | Windows Codename Longhorn | 22075 | 1.4 % | |
 | Windows CE | 26 | 0 % | |
 | Windows 98 | 240 | 0 % | |
 | Windows 95 | 18 | 0 % | |
 | Windows 2003 | 9788 | 0.6 % | |
 | Windows 2000 | 794 | 0 % | |
 | Windows 3.xx | 51 | 0 % | |
| MAC | 15772 | 1 % | ||
 | Mac OS X | 15724 | 1 % | |
 | Mac OS | 48 | 0 % | |
| その他 | 1369250 | 87.3 % | ||
 | 不明 | 1350985 | 86.2 % | |
 | Linux | 18212 | 1.1 % | |
 | Sun Solaris | 11 | 0 % | |
 | AmigaOS | 11 | 0 % | |
 | Irix | 7 | 0 % | |
 | Unknown Unix system | 6 | 0 % | |
 | RISC OS | 4 | 0 % | |
 | WebTV | 4 | 0 % | |
 | FreeBSD | 4 | 0 % | |
 | NetBSD | 3 | 0 % | |
 | OSF Unix | 2 | 0 % | |
 | Dreamcast | 1 | 0 % | |