"c VAR 0142 03051 PA MILE 3R 920-929 MD= 1E-37 " "c REF 0142 LOC 1239 WIDTH 9 DK 20 COL 44-52 " "c EXP DEC= 1 " "c " "c PASSENGER TRAIN-MILES, CLASS I RAILROADS " "c ---------------------------------------- " "c " "c NBER SERIES: 03051 " "c AREA COVERED: U.S. " "c UNITS: MILLIONS OF TRAIN-MILES " "c ANNUAL COVERAGE: NONE " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: 01/1920-12/1929 " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: INTERSTATE COMMERCE COMMISSION,"FREIGHT AND " "c PASSENGER SERVICE OPERATING STATISTICS OF CLASS I STEAM " "c RAILWAYS IN THE UNITED STATES." " "c " "c NOTES: SERIES 03051 IS PRESENTED HERE AS TWO " "c VARIABLES--(1)--ORIGINAL DATA, 1920-1929 (2)--ORIGINAL DATA, " "c 1929-1943 " "c DATA EXCLUDE SWITCHING AND TERMINAL COMPANIES. " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c ............................................................... " -12 1920.01 1929.12 46.2000 42.5000 45.9000 44.0000 46.1000 46.1000 48.6000 48.6000 46.8000 47.0000 45.8000 48.3000 47.3000 42.3000 46.5000 44.7000 45.7000 44.9000 47.0000 47.0000 44.9000 45.2000 44.0000 45.9000 45.5000 40.8000 45.2000 43.6000 45.3000 45.2000 46.0000 44.6000 42.7000 43.7000 43.2000 45.6000 46.0000 41.2000 45.8000 44.2000 46.3000 46.0000 48.0000 48.2000 45.8000 46.5000 44.8000 46.8000 47.1000 43.7000 46.4000 45.3000 46.7000 45.6000 47.8000 47.7000 45.6000 45.8000 44.1000 47.2000 47.2000 42.4000 46.5000 45.3000 46.4000 45.6000 47.8000 47.7000 45.6000 46.2000 44.7000 47.2000 46.9000 42.2000 46.5000 45.2000 46.3000 45.7000 47.8000 47.3000 45.5000 45.6000 44.4000 47.3000 46.7000 41.7000 46.1000 44.3000 45.2000 44.6000 46.9000 46.9000 44.6000 44.2000 42.7000 45.4000 45.1000 41.7000 44.4000 42.5000 44.2000 43.5000 45.1000 44.9000 42.6000 42.9000 41.2000 43.6000 43.9000 39.4000 43.2000 41.7000 43.1000 42.6000 44.8000 44.9000 42.3000 42.8000 41.2000 44.0000