"c VAR 0874 02133 RR MLG 890-916 MD= 1E-37 " "c REF 0874 LOC 2788 WIDTH 9 DK 45 COL 26-34 " "c EXP DEC= 1 " "c " "c TOTAL TRACK MILEAGE OF RAILROADS, ANNUAL DATA ONLY " "c -------------------------------------------------- " "c " "c NBER SERIES: 02133 " "c AREA COVERED: UNITED STATES " "c UNITS: THOUSAND MILES " "c ANNUAL COVERAGE: 1890 - 1916 " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: NONE " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: INTERSTATE COMMERCE COMMISSION,"STATISTICS OF " "c RAILWAYS IN THE UNITED STATES", 1926, P. XCVIII; 1934, " "c P. S-106; 1942, P. 152. " "c " "c NOTES: DATA COMPILED BY NBER BY ADDING ITEMS;"FIRST TRACK," " "c "OTHER MAIN TRACK," AND "YARD TRACK AND SIDINGS." SWITCHING " "c AND TERMINAL COMPANIES INCLUDED THROUGH 1907 BUT EXCLUDED " "c THEREAFTER. DATA FOR THE FIRST TWO SEGMENTS ARE FOR JUNE 30, " "c MIDPOINTS OF CALENDAR YEARS, 1890-1916; DATA FOR THE THIRD " "c SEGMENT, FOR DECEMBER 31, 1916-42, MIDPOINTS OF FISCAL YEARS " "c ENDING JUNE 30, 1917-43. THE THIRD SEGMENT CAN BE ADJUSTED " "c TO MIDPOINTS OF CALENDAR YEARS BY AVERAGING PRECEDING AND " "c FOLLOWING DECEMBER FIGURES, I.E., JUNE 1916 = (DECEMBER 1915 " "c + DECEMBER 1916) /2. " "c " "c CHECKED MANUALLY; NO CORRECTIONS NECESSARY. " "c " "c ............................................................... " -1 1890. 1916. 199.900 207.400 211.100 221.900 229.800 233.300 239.100 242.000 245.300 250.100 258.800 265.400 274.200 283.800 297.100 306.800 317.100 328.000 333.600 342.400 351.800 362.800 371.200 379.500 387.200 391.100 394.900