"c           VAR 0122      03081 PER OUR 3R 920-952               MD= 1E-37   "
"c           REF 0122         LOC 1059 WIDTH  9             DK  17 COL 53-61  "
"c                                                 EXP DEC=  2                "
"c                                                                            "
"c              FREIGHT TRAIN-MILES PER TRAIN-HOUR                            "
"c              ----------------------------------                            "
"c                                                                            "
"c              NBER SERIES:  03081                                           "
"c              AREA COVERED:  GREAT BRITAIN                                  "
"c              UNITS:  TRAIN-MILES PER TRAIN-HOUR                            "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  FIRST,1931 - FIRST,1939; FIRST,1947 -    "
"c              FOURTH,1952                                                   "
"c              MONTHLY COVERAGE:  01/1920-12/1931                            "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  DATA FOR 1920-1931:  MINISTRY OF TRANSPORT,          "
"c             "RAILWAY STATISTICS". DATA FOR 1931-1939: COMPUTED BY NBER     "
"c              BY DIVIDING SERIES 03078 (FREIGHT TRAIN-MILES) BY SERIES      "
"c              03080 (FREIGHT TRAIN-HOURS).  DATA FOR 1947-1952:  FROM NBER  "
"c              FILES.                                                        "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "