I think we could see $5 or $7 in 2013.
Such confidence. 
How many times do established users google "bitcoin"?
Maybe if you looked at the integral of search volume you could find some rough correlation, but raw search volume vs. price is pretty useless.
This.
This graph is cumulative. It only helps over short periods to see spikes in newfound eyeballs. Theres no long term price correlation.