This is not exactly on target for your question but I see
Intertops has a Battle of the Blockbusters - 2009.
Only these films count. Which film will have the biggest opening 3-day weekend, Friday - Sunday.
Option Win Odds
Transformers: Revenge of the Fallen -160
Harry Potter and the Half-Blood Prince +150
X-Men Origins: Wolverine +450
New Moon +1800
Star Trek +1800
2012 +3300
Avatar +3300
G.I. Joe: The Rise of Cobra +4000
Watchmen +4000
Angels and Demons +5000
Pixar's UP +8000
Terminator Salvation +8000
Night at the Museum 2 +12500
Ice Age: Dawn of the Dinosaurs +15000
Land of the Lost +15000
Monsters vs Aliens +15000
Disney's A Christmal Carol +25000
Fast & Furious +25000
Public Enemies +25000
Funny People +30000
The Wolfman +30000