"c           VAR 0030      16079 DIF ION 3S 948-958               MD= 1E-37   "
"c           REF 0030         LOC  231 WIDTH  9             DK   4 COL 44-52  "
"c                                                 EXP DEC=  1                "
"c                                                                            "
"c              DIFFUSION INDEX OF 197 LEADING SERIES, ONE MONTH SPAN,        "
"c              SEASONALLY ADJUSTED                                           "
"c              ------------------------------------------------------        "
"c                                                                            "
"c              NBER SERIES:  16079                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  PER CENT EXPANDING                                    "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  04/1948-12/1958                            "
"c              SEASONAL ADJUSTMENT:  SEASONALLY ADJUSTED BY NBER             "
"c              SOURCE:  G.H. MOORE, BUSINESS CYCLE INDICATORS, VOL. 2,       "
"c              NBER, P. 171                                                  "
"c                                                                            "
"c              NOTES:  DATA REPRESENT THE AVERAGE OF NBER SERIES 16019 AND   "
"c              16030 (INVERTED) AND THE ONE MONTH SPAN DIFFUSION INDEXES     "
"c              CORRESPONDING TO NBER SERIES 16082, 16083, AND 16084.         "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "