Revenue Up, Attendance Down at Summer Box Office

The biggest surprise of the summer is that Julie & Julia (which through last weekend had made $70 million and is on track to hit the $100 million mark) has outgrossed both the action film The Taking of Pelham 1,2,3 and the confrontational comedy Bruno.

Analysts credit 3-D movies (and the premium price of a ducat) for helping the summer box-office, especially in the cases of Up and Final Destination. Did you see any films in 3-D? Your thoughts?

What surprises and trends do you see?