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Title:               Passenger-Miles Per Car-Mile, Class I Railroads for United States
Series ID:           M0359AUSM503NNBR
Source:              National Bureau of Economic Research
Release:             NBER Macrohistory Database (Not a Press Release)
Seasonal Adjustment: Not Seasonally Adjusted
Frequency:           Monthly
Units:               Passenger-Miles
Date Range:          1920-01-01 to 1935-12-01
Last Updated:        2012-08-16 2:01 PM CDT
Notes:               Series Is Presented Here As Two Variables--(1)--Original Data,
                     1920-1935 (2)--Original Data, 1935-1943 Switching And Terminal
                     Companies Are Excluded Throughout. From 1920-June 1934, Data Are
                     Referred To In The Source As "Revenue Passengers Per Car." Source:
                     Interstate Commerce Commission, "Revenue Traffic Statistics Of Class I
                     Steam Railways In The United States".
                     
                     This NBER data series m03059a appears on the NBER website in Chapter 3
                     at http://www.nber.org/databases/macrohistory/contents/chapter03.html.
                     
                     NBER Indicator: m03059a

DATE       VALUE
1920-01-01  18.7
1920-02-01  18.5
1920-03-01  19.0
1920-04-01  19.5
1920-05-01  19.6
1920-06-01  21.0
1920-07-01  22.1
1920-08-01  22.7
1920-09-01  20.5
1920-10-01  18.8
1920-11-01  18.3
1920-12-01  17.9
1921-01-01  17.1
1921-02-01  16.7
1921-03-01  16.2
1921-04-01  15.6
1921-05-01  16.1
1921-06-01  17.2
1921-07-01  17.8
1921-08-01  17.8
1921-09-01  16.9
1921-10-01  15.5
1921-11-01  14.8
1921-12-01  15.1
1922-01-01  14.6
1922-02-01  14.6
1922-03-01  14.2
1922-04-01  15.2
1922-05-01  15.3
1922-06-01  16.8
1922-07-01  17.4
1922-08-01  17.7
1922-09-01  17.3
1922-10-01  16.1
1922-11-01  15.5
1922-12-01  16.4
1923-01-01  15.4
1923-02-01  15.4
1923-03-01  15.1
1923-04-01  15.6
1923-05-01  15.7
1923-06-01  17.6
1923-07-01  17.6
1923-08-01  18.0
1923-09-01  17.3
1923-10-01  15.6
1923-11-01  15.2
1923-12-01  16.2
1924-01-01  15.1
1924-02-01  15.0
1924-03-01  14.7
1924-04-01  14.7
1924-05-01  14.8
1924-06-01  16.7
1924-07-01  16.4
1924-08-01  17.1
1924-09-01  15.9
1924-10-01  14.3
1924-11-01  14.1
1924-12-01  14.7
1925-01-01  14.4
1925-02-01  14.3
1925-03-01  13.4
1925-04-01  13.5
1925-05-01  14.2
1925-06-01  16.1
1925-07-01  16.1
1925-08-01  16.8
1925-09-01  15.7
1925-10-01  14.2
1925-11-01  13.7
1925-12-01  14.3
1926-01-01  14.0
1926-02-01  14.0
1926-03-01  13.1
1926-04-01  13.5
1926-05-01  13.8
1926-06-01  15.4
1926-07-01  15.5
1926-08-01  15.8
1926-09-01  15.1
1926-10-01  13.6
1926-11-01  13.2
1926-12-01  13.9
1927-01-01  13.4
1927-02-01  13.3
1927-03-01  12.4
1927-04-01  13.0
1927-05-01  13.3
1927-06-01  14.5
1927-07-01  14.8
1927-08-01  14.8
1927-09-01  14.3
1927-10-01  12.8
1927-11-01  12.5
1927-12-01  13.1
1928-01-01  12.7
1928-02-01  12.5
1928-03-01  11.8
1928-04-01  12.4
1928-05-01  12.3
1928-06-01  14.1
1928-07-01  13.9
1928-08-01  14.2
1928-09-01  13.8
1928-10-01  12.2
1928-11-01  12.0
1928-12-01  12.7
1929-01-01  12.2
1929-02-01  12.6
1929-03-01  12.0
1929-04-01  11.9
1929-05-01  12.1
1929-06-01  13.7
1929-07-01  13.4
1929-08-01  14.0
1929-09-01  13.0
1929-10-01  11.6
1929-11-01  11.3
1929-12-01  12.3
1930-01-01  11.4
1930-02-01  11.5
1930-03-01  10.6
1930-04-01  10.8
1930-05-01  11.1
1930-06-01  12.4
1930-07-01  12.2
1930-08-01  12.4
1930-09-01  11.6
1930-10-01  10.4
1930-11-01  10.4
1930-12-01  10.6
1931-01-01  10.1
1931-02-01  10.5
1931-03-01   9.7
1931-04-01  10.5
1931-05-01  10.7
1931-06-01  11.6
1931-07-01  11.3
1931-08-01  11.3
1931-09-01  11.0
1931-10-01   9.4
1931-11-01   9.5
1931-12-01   9.9
1932-01-01   9.3
1932-02-01   9.6
1932-03-01   9.3
1932-04-01   9.1
1932-05-01   9.7
1932-06-01  10.2
1932-07-01  10.5
1932-08-01  10.5
1932-09-01  10.8
1932-10-01   9.2
1932-11-01   9.0
1932-12-01  10.0
1933-01-01   8.7
1933-02-01   8.9
1933-03-01   8.0
1933-04-01   9.1
1933-05-01   9.4
1933-06-01  10.9
1933-07-01  11.4
1933-08-01  11.7
1933-09-01  11.8
1933-10-01  11.0
1933-11-01   9.8
1933-12-01  10.9
1934-01-01   9.9
1934-02-01  10.3
1934-03-01  10.0
1934-04-01  10.5
1934-05-01  10.1
1934-06-01  11.6
1934-07-01  11.8
1934-08-01  12.2
1934-09-01  11.7
1934-10-01  10.8
1934-11-01  10.0
1934-12-01  11.3
1935-01-01  10.4
1935-02-01  10.7
1935-03-01   9.9
1935-04-01  10.3
1935-05-01  10.1
1935-06-01  11.5
1935-07-01  11.5
1935-08-01  12.2
1935-09-01  11.6
1935-10-01  10.5
1935-11-01  10.7
1935-12-01  11.8