http://www.hollywoodreporter.com/behind-screen/star-wars-producer-dishes-films-867387
<quote>He estimated that in the case of The Force Awakens, there were roughly 482 different versions. In addition to the different languages, he added that they needed technical formats including 5.1, 7.1, and Atmos sound; Dolby Vision, Imax “regular” and Imax laser production; and 4D formats like DBox.</quote>
Good Luck all.