US Mac sales grow 9.6% in Q1 2011 as rest of market drops 10.7%
appleinsider.com
appleinsider.com
If we include iPhones however...
http://itc.virginia.edu/students/inventory/compare/
While laptop ownership is near universal; the OS distribution is trending strongly towards OSX but with only about 45% in 2009.
The netbook as we know it would seem to be dead.
That makes me sad, because netbooks are the perfect form factor for me.
Where the nerd goes - the herd follows.