Have you upgraded to Windows Vista yet?

I saw this c/net review 1/5/08 and poll result at this time. I added my vote related to the Mac. I wonder how many Vista have been sold?
Instant Poll Results
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Question: Have you upgraded to Windows Vista yet?

No, I'm happy with XP for now. 33%
Yes, it came with my new computer. 20%
No, I don't think I will until I absolutely have to. 16%
Yes, I got it when it first released. 10%
No, I'm a Linux user. 9%
I will when I get a new computer 6%
No, I'm a Mac user. 4% <--------------------------------------------------*****
No, but I am considering it. 3%
No, I'm waiting for finalized SP1 to be delivered. 2%