Can Google Trends be used to predict the best picture Oscar?

Can Google Trends be used to predict the best picture Oscar? That is the question. And as it turns out it can be. Ignore the bump at the end of February since that is related to the Oscar Function in LA held on Feb 24, 2013 in which "Argo" was announced as the best movie of 2012.

Exercise for the enthusiast: Did Google Trends predict the winner in 2012?