Files is a collection of pages, going by this - 12,285 documents, totalling 125,575 pages being 1% of all files.

The department conceded that only 12,285 documents, totalling 125,575 pages, relating to the disgraced financier and sex trafficker Jeffrey Epstein have been published to date, despite a federal law requiring the vast majority to be released by 19 December.
[…]
“There are more than two million documents potentially responsive to the Act that are in various phases of review,” she wrote in the letter co-signed by Todd Blanche, her deputy, and Jay Clayton, US attorney for the southern district of New York.

US justice department has released less than 1% of Epstein files, filing reveals