How many Americans are uninsured?

What researchers to the best of their knowledge, would like to share the following which is the opinion formed from research and interviews The Pub conducted with Dr's out of state.

Of the 46 Million that everyone talks about, it is about 12M choose not to buy and are young.

There are about 12M illegal aliens. 

There are about 10-12M citizens in the $40-80K earnings range who choose not to buy. 

The really uninsurable are about 8M.