"c           VAR 0715      08156 HOURWRK 3R 921-943               MD= 1E-37   "
"c           REF 0715         LOC  996 WIDTH  9             DK  16 COL 53-61  "
"c                                                 EXP DEC=  1                "
"c                                                                            "
"c              OVERTIME HOURS WORKED PER MONTH, PER EMPLOYEE, ALL EMPLOYEES  "
"c              ON HOURLY BASIS, CLASS I RAILROADS                            "
"c              ------------------------------------------------------------  "
"c                                                                            "
"c              NBER SERIES:  08156                                           "
"c              AREA COVERED:  U.S.                                           "
"c              UNITS:  HOURS                                                 "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  07/1921-08/1943                            "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  COMPUTED BY NBER FROM SERIES 08153 (OVERTIME HOURS   "
"c              PAID FOR ALL EMPLOYEES ON HOURLY BASIS) AND SERIES 08151      "
"c              (TOTAL NUMBER OF EMPLOYEES ON HOURLY BASIS).                  "
"c                                                                            "
"c              NOTES:  DATA INCLUDE SWITCHING AND TERMINAL COMPANIES UNTIL   "
"c              1933.                                                         "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "