[MetalMilitia]

Maybe it works like GTA where most of the 98s and NTs count as single Windows iterations. Though it still doesn't really work.

1. Windows
2. Windows 2.x
3. Windows 3.x
4. Windows NT x.x
5. Windows 95
6. Windows 98/ME/SE
7. Windows 2K/XP/MCE
8. ????

Hmm.

Maybe,

1. Windows 1/2/3
2. Windows NT
3. Windows 95
4. Windows 98/ME/SE
5. Windows 2000/XP/MCE
6. Windows Vista
7. Windows 7