(a) Report On a semiannual basis, the Attorney General shall submit to the Permanent Select Committee on Intelligence of the House of Representatives, the Select Committee on Intelligence of the Senate, and the Committees on the Judiciary of the House of Representatives and the Senate, in a manner consistent with the protection of the national security, a report setting forth with respect to the preceding 6-month period- (1) the aggregate number of persons targeted for orders issued under this chapter