NOTE: THIS DATA FILE WILL CHANGE! To improve accessibility of data for all users, we will convert this file from a text format to an html table by the end of June 2024. Title: Revenue Ton-Miles Per Serviceable Freight Car, Class I Railroads for United States Series ID: M03056USM594NNBR Source: National Bureau of Economic Research Release: NBER Macrohistory Database (Not a Press Release) Seasonal Adjustment: Not Seasonally Adjusted Frequency: Monthly Units: Thousands of Revenue Ton-Miles Date Range: 1920-01-01 to 1943-08-01 Last Updated: 2012-08-16 2:01 PM CDT Notes: Series (Serviceable Freight Cars) Includes Switching And Terminal Companies From February 1937 On. Series (Revenue Ton-Milies) Excludes These Trhoughout. Data For This Series From 1920-January 1935 Are Based On Daily Averages; Data From February 1935-1943 Are Based On First Of The Month Data, The Published End-Of-Month Figures Being Placed Forward One Month, Centered By A Moving Average On The Second Month. Source: Computed By NBER By Dividing Series (Revenue Ton-Miles) By Series (Serviceable Freight Cars); Both Series Are Based On Interstate Commerce Commission Sources. This NBER data series m03056 appears on the NBER website in Chapter 3 at http://www.nber.org/databases/macrohistory/contents/chapter03.html. NBER Indicator: m03056 DATE VALUE 1920-01-01 13.84 1920-02-01 12.95 1920-03-01 14.09 1920-04-01 11.69 1920-05-01 14.13 1920-06-01 14.99 1920-07-01 16.11 1920-08-01 17.11 1920-09-01 16.90 1920-10-01 17.32 1920-11-01 15.52 1920-12-01 14.32 1921-01-01 12.26 1921-02-01 10.24 1921-03-01 11.30 1921-04-01 10.91 1921-05-01 12.06 1921-06-01 12.20 1921-07-01 12.38 1921-08-01 13.38 1921-09-01 13.49 1921-10-01 15.64 1921-11-01 12.74 1921-12-01 10.98 1922-01-01 11.32 1922-02-01 12.24 1922-03-01 14.11 1922-04-01 10.70 1922-05-01 12.10 1922-06-01 12.75 1922-07-01 11.94 1922-08-01 13.42 1922-09-01 14.75 1922-10-01 16.53 1922-11-01 15.60 1922-12-01 14.65 1923-01-01 15.19 1923-02-01 13.15 1923-03-01 15.70 1923-04-01 15.46 1923-05-01 16.17 1923-06-01 15.36 1923-07-01 15.33 1923-08-01 15.91 1923-09-01 15.46 1923-10-01 16.57 1923-11-01 14.99 1923-12-01 13.21 1924-01-01 13.26 1924-02-01 13.98 1924-03-01 14.40 1924-04-01 12.74 1924-05-01 13.41 1924-06-01 12.65 1924-07-01 13.19 1924-08-01 14.33 1924-09-01 15.46 1924-10-01 16.95 1924-11-01 14.93 1924-12-01 14.29 1925-01-01 14.36 1925-02-01 13.16 1925-03-01 13.74 1925-04-01 13.09 1925-05-01 14.30 1925-06-01 14.16 1925-07-01 14.83 1925-08-01 16.11 1925-09-01 16.16 1925-10-01 17.05 1925-11-01 15.79 1925-12-01 14.85 1926-01-01 14.31 1926-02-01 13.56 1926-03-01 15.07 1926-04-01 14.03 1926-05-01 15.23 1926-06-01 15.27 1926-07-01 16.19 1926-08-01 16.92 1926-09-01 17.19 1926-10-01 18.51 1926-11-01 16.97 1926-12-01 15.32 1927-01-01 14.59 1927-02-01 14.10 1927-03-01 15.86 1927-04-01 14.12 1927-05-01 15.31 1927-06-01 14.80 1927-07-01 14.61 1927-08-01 16.15 1927-09-01 16.48 1927-10-01 17.64 1927-11-01 14.57 1927-12-01 13.37 1928-01-01 13.77 1928-02-01 13.75 1928-03-01 15.19 1928-04-01 13.80 1928-05-01 15.39 1928-06-01 14.53 1928-07-01 15.18 1928-08-01 16.54 1928-09-01 17.02 1928-10-01 19.30 1928-11-01 16.65 1928-12-01 14.94 1929-01-01 15.24 1929-02-01 15.03 1929-03-01 15.63 1929-04-01 15.18 1929-05-01 16.40 1929-06-01 15.81 1929-07-01 16.43 1929-08-01 17.60 1929-09-01 17.32 1929-10-01 18.86 1929-11-01 15.19 1929-12-01 14.09 1930-01-01 14.15 1930-02-01 13.42 1930-03-01 13.61 1930-04-01 13.55 1930-05-01 14.24 1930-06-01 13.45 1930-07-01 14.00 1930-08-01 14.72 1930-09-01 14.54 1930-10-01 15.70 1930-11-01 12.85 1930-12-01 11.61 1931-01-01 11.91 1931-02-01 10.74 1931-03-01 11.94 1931-04-01 11.44 1931-05-01 11.88 1931-06-01 11.46 1931-07-01 12.35 1931-08-01 12.06 1931-09-01 11.61 1931-10-01 12.51 1931-11-01 10.45 1931-12-01 9.43 1932-01-01 9.35 1932-02-01 9.05 1932-03-01 9.87 1932-04-01 8.87 1932-05-01 8.38 1932-06-01 7.93 1932-07-01 8.11 1932-08-01 8.63 1932-09-01 10.04 1932-10-01 11.70 1932-11-01 9.71 1932-12-01 9.41 1933-01-01 8.89 1933-02-01 8.62 1933-03-01 8.70 1933-04-01 8.97 1933-05-01 10.09 1933-06-01 11.09 1933-07-01 12.46 1933-08-01 12.48 1933-09-01 12.33 1933-10-01 12.53 1933-11-01 11.45 1933-12-01 10.56 1934-01-01 11.44 1934-02-01 11.16 1934-03-01 13.31 1934-04-01 11.24 1934-05-01 11.23 1934-06-01 12.29 1934-07-01 11.87 1934-08-01 12.40 1934-09-01 12.72 1934-10-01 13.28 1934-11-01 11.97 1934-12-01 11.66 1935-01-01 12.53 1935-02-01 12.22 1935-03-01 13.81 1935-04-01 12.00 1935-05-01 12.50 1935-06-01 13.14 1935-07-01 11.83 1935-08-01 13.28 1935-09-01 14.43 1935-10-01 16.18 1935-11-01 14.30 1935-12-01 13.61 1936-01-01 14.54 1936-02-01 15.38 1936-03-01 14.78 1936-04-01 14.74 1936-05-01 15.79 1936-06-01 15.45 1936-07-01 16.68 1936-08-01 17.18 1936-09-01 17.69 1936-10-01 19.77 1936-11-01 17.97 1936-12-01 17.93 1937-01-01 17.04 1937-02-01 16.42 1937-03-01 18.90 1937-04-01 16.68 1937-05-01 17.63 1937-06-01 16.62 1937-07-01 17.36 1937-08-01 17.39 1937-09-01 18.08 1937-10-01 18.98 1937-11-01 15.12 1937-12-01 14.02 1938-01-01 13.53 1938-02-01 12.12 1938-03-01 13.65 1938-04-01 12.02 1938-05-01 12.61 1938-06-01 12.88 1938-07-01 14.13 1938-08-01 14.97 1938-09-01 15.79 1938-10-01 17.73 1938-11-01 15.56 1938-12-01 15.25 1939-01-01 15.29 1939-02-01 13.85 1939-03-01 15.60 1939-04-01 13.00 1939-05-01 14.09 1939-06-01 15.72 1939-07-01 16.57 1939-08-01 17.43 1939-09-01 20.05 1939-10-01 22.09 1939-11-01 19.06 1939-12-01 16.80 1940-01-01 17.41 1940-02-01 15.98 1940-03-01 16.69 1940-04-01 16.25 1940-05-01 17.97 1940-06-01 17.84 1940-07-01 18.42 1940-08-01 19.68 1940-09-01 19.93 1940-10-01 20.79 1940-11-01 19.05 1940-12-01 18.53 1941-01-01 18.86 1941-02-01 17.82 1941-03-01 21.17 1941-04-01 16.38 1941-05-01 22.32 1941-06-01 22.57 1941-07-01 23.55 1941-08-01 24.82 1941-09-01 23.95 1941-10-01 25.62 1941-11-01 22.72 1941-12-01 21.89 1942-01-01 22.58 1942-02-01 21.39 1942-03-01 25.24 1942-04-01 25.82 1942-05-01 27.77 1942-06-01 27.48 1942-07-01 28.99 1942-08-01 29.79 1942-09-01 29.28 1942-10-01 31.11 1942-11-01 28.57 1942-12-01 27.52 1943-01-01 27.42 1943-02-01 27.26 1943-03-01 30.89 1943-04-01 . 1943-05-01 . 1943-06-01 29.22 1943-07-01 32.11 1943-08-01 32.49