From the report (which you access here):
The United States Trustee Program (Program or USTP) made 2,158 bankruptcy and bankruptcy-related criminal referrals during Fiscal Year (FY) 2016. This represents a 1.3 percent increase from the 2,131 criminal referrals made during FY 2015. The five most common allegations contained in the FY 2016 criminal referrals involved tax fraud, false oath or statement, concealment of assets, bankruptcy fraud scheme, and identity theft or use of false/multiple Social Security numbers.
Of the 2,158 criminal referrals, as of January 9, 2017, formal criminal charges had been filed in connection with 16 of the referrals, 1,416 of the referrals remained under review or investigation, 723 of the referrals were declined for prosecution, and three were administratively closed.