TABLE 3-B.-Number of person-records in files by type of file by source of data by limits of disclosure and machine retrievability [In thousands. Detail may not add to total because of rounding]

TABLE 4-A.-Type of information by number of files containing each type by confidentiality restriction and mandatory or compulsory basis of

reporting

TABLE 4-B.-Type of information by number of responses on each type by confidentiality restriction and mandatory or compulsory basis of

reporting