Aside from carefully constructed surveys, the best indicator of US box office success that I have found is Wikipedia page views http://journals.plos.org/plosone

Aside from carefully constructed surveys, the best indicator of US box office success that I have found is Wikipedia page views http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0071226 http://journals.plos.org/plosone/article?id=10.1371/journal.... Outside the US it's a harder problem http://arxiv.org/abs/1405.5924 http://arxiv.org/abs/1405.5924