"c VAR 0120 03079 PER FRE 3R 920-939 MD= 1E-37 " "c REF 0120 LOC 1041 WIDTH 9 DK 17 COL 35-43 " "c EXP DEC= 1 " "c " "c NET TON-MILES PER FREIGHT TRAIN-MILE " "c ------------------------------------ " "c " "c NBER SERIES: 03079 " "c AREA COVERED: GREAT BRITAIN " "c UNITS: NET TON-MILES PER FREIGHT TRAIN-MILES " "c ANNUAL COVERAGE: NONE " "c QUARTERLY COVERAGE: FIRST,1931 - FIRST,1939 " "c MONTHLY COVERAGE: 01/1920-12/1931 " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: COMPUTED BY NBER BY DIVIDING SERIES 03005A (TOTAL " "c NET TON-MILES, EXCLUDING FREE HAULED) BY SERIES 03078 " "c (FREIGHT TRAIN-MILES). " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c ............................................................... "