"c VAR 0061 03010D IL CAR 1R 916-935 MD= 1E-37 " "c REF 0061 LOC 510 WIDTH 9 DK 8 COL 71-79 " "c EXP DEC= 1 " "c " "c RAILROAD PASSENGERS CARRIED ONE MILE " "c ------------------------------------ " "c " "c NBER SERIES: 03010D " "c AREA COVERED: U.S. " "c UNITS: BILLIONS OF PASSENGER-MILES " "c ANNUAL COVERAGE: 1916-1935 " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: NONE " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: INTERSTATE COMMERCE COMMISSION, STATISTICS OF " "c RAILWAYS, 1935, STATEMENTS NO. 53 " "c " "c NOTES: SERIES 03010D IS PRESENTED HERE AS TWO " "c VARIABLES--(1)--ORIGINAL DATA, 1889-1916 (2)--ORIGINAL " "c DATA, 1916-1935. " "c BEGINNING IN 1916, THE YEAR ENDED ON DECEMBER 31. DATA " "c COVER FIGURES FOR RAILROAD CLASSES I, II, AND III, EXCLUDING " "c SWITCHING AND TERMINAL COMPANIES. DATA WERE CHECKED WITH " "c "PRODUCTION TRENDS." " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c ............................................................... "