New Delhi, Feb. 6 -- Recent big hits such asSingham Again, AnimalandBhool Bhulaiyaa 3 may have clocked impressive numbers, but over 60% of their box office collections have come from the opening weekend or first week, with the movies unable to build substantially on what they make over the first few days. Trade experts warn that numbers may be growing thanks to inflated ticket rates, but such frontloaded box office receipts reduce the lifespan of films in theatres, which, in turn, are struggling with content paucity overall.

For instance, the Diwali releaseSingham Again, which made Rs.268.35 crore in its lifetime run, earned Rs.125 crore over the opening weekend and Rs.186.60 crore over its first week in theatres. Similarly, horror comed...