"c           VAR 0099      13021 ATE PAL 3R 900-967               MD= 1E-37   "
"c           REF 0099         LOC  852 WIDTH  9             DK  14 COL 35-43  "
"c                                                 EXP DEC=  2                "
"c                                                                            "
"c              INDEX OF YIELDS OF HIGH GRADE CORPORATE AND MUNICIPAL BONDS   "
"c              -----------------------------------------------------------   "
"c                                                                            "
"c              NBER SERIES:  13021                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  PERCENT                                               "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  01/1900-12/1967                            "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  STANDARD AND POOR'S CORPORATION, DATA FOR            "
"c              1900-1928:  STANDARD STATISTICS CO., BASE BOOK; STANDARD      "
"c              STATISTICAL BULLETIN, JANUARY 1932, P. 125.  DATA FOR         "
"c              1929-1967:  COMPUTED BY NBER BY TAKING A SIMPLE AVERAGE OF    "
"c              FOUR SERIES, ALL BASED ON STANDARD AND POOR'S DATA -- SERIES  "
"c              13023 (MUNICIPAL BONDS); SERIES 13024 (RAILROAD BONDS);       "
"c              SERIES 13025 (PUBLIC UTILITIES); SERIES 13026 (INDUSTRIAL     "
"c              BONDS).                                                       "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "