(FOX NEWS) Dinesh D'Souza's anti-Hillary Clinton film, "Hillary's America: The Secret History of the Democratic Party," has quickly become the top-grossing documentary of 2016.

D'Souza's doc has brought in $5.2 million in the first 12 days of its release, according to Box Office Mojo.

That puts the political documentary ahead of "A Beautiful Planet," which only grossed $4.1 million this year.

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