Monthly Thousands Of Revenue Ton-Miles
1920-01-01 13.8400
1920-02-01 12.9500
1920-03-01 14.0900
1920-04-01 11.6900
1920-05-01 14.1300
1920-06-01 14.9900
1920-07-01 16.1100
1920-08-01 17.1100
1920-09-01 16.9000
1920-10-01 17.3200
1920-11-01 15.5200
1920-12-01 14.3200
1921-01-01 12.2600
1921-02-01 10.2400
1921-03-01 11.3000
1921-04-01 10.9100
1921-05-01 12.0600
1921-06-01 12.2000
1921-07-01 12.3800
1921-08-01 13.3800
1921-09-01 13.4900
1921-10-01 15.6400
1921-11-01 12.7400
1921-12-01 10.9800
1922-01-01 11.3200
1922-02-01 12.2400
1922-03-01 14.1100
1922-04-01 10.7000
1922-05-01 12.1000
1922-06-01 12.7500
1922-07-01 11.9400
1922-08-01 13.4200
1922-09-01 14.7500
1922-10-01 16.5300
1922-11-01 15.6000
1922-12-01 14.6500
1923-01-01 15.1900
1923-02-01 13.1500
1923-03-01 15.7000
1923-04-01 15.4600
1923-05-01 16.1700
1923-06-01 15.3600
1923-07-01 15.3300
1923-08-01 15.9100
1923-09-01 15.4600
1923-10-01 16.5700
1923-11-01 14.9900
1923-12-01 13.2100
1924-01-01 13.2600
1924-02-01 13.9800
1924-03-01 14.4000
1924-04-01 12.7400
1924-05-01 13.4100
1924-06-01 12.6500
1924-07-01 13.1900
1924-08-01 14.3300
1924-09-01 15.4600
1924-10-01 16.9500
1924-11-01 14.9300
1924-12-01 14.2900
1925-01-01 14.3600
1925-02-01 13.1600
1925-03-01 13.7400
1925-04-01 13.0900
1925-05-01 14.3000
1925-06-01 14.1600
1925-07-01 14.8300
1925-08-01 16.1100
1925-09-01 16.1600
1925-10-01 17.0500
1925-11-01 15.7900
1925-12-01 14.8500
1926-01-01 14.3100
1926-02-01 13.5600
1926-03-01 15.0700
1926-04-01 14.0300
1926-05-01 15.2300
1926-06-01 15.2700
1926-07-01 16.1900
1926-08-01 16.9200
1926-09-01 17.1900
1926-10-01 18.5100
1926-11-01 16.9700
1926-12-01 15.3200
1927-01-01 14.5900
1927-02-01 14.1000
1927-03-01 15.8600
1927-04-01 14.1200
1927-05-01 15.3100
1927-06-01 14.8000
1927-07-01 14.6100
1927-08-01 16.1500
1927-09-01 16.4800
1927-10-01 17.6400
1927-11-01 14.5700
1927-12-01 13.3700
1928-01-01 13.7700
1928-02-01 13.7500
1928-03-01 15.1900
1928-04-01 13.8000
1928-05-01 15.3900
1928-06-01 14.5300
1928-07-01 15.1800
1928-08-01 16.5400
1928-09-01 17.0200
1928-10-01 19.3000
1928-11-01 16.6500
1928-12-01 14.9400
1929-01-01 15.2400
1929-02-01 15.0300
1929-03-01 15.6300
1929-04-01 15.1800
1929-05-01 16.4000
1929-06-01 15.8100
1929-07-01 16.4300
1929-08-01 17.6000
1929-09-01 17.3200
1929-10-01 18.8600
1929-11-01 15.1900
1929-12-01 14.0900
1930-01-01 14.1500
1930-02-01 13.4200
1930-03-01 13.6100
1930-04-01 13.5500
1930-05-01 14.2400
1930-06-01 13.4500
1930-07-01 14.0000
1930-08-01 14.7200
1930-09-01 14.5400
1930-10-01 15.7000
1930-11-01 12.8500
1930-12-01 11.6100
1931-01-01 11.9100
1931-02-01 10.7400
1931-03-01 11.9400
1931-04-01 11.4400
1931-05-01 11.8800
1931-06-01 11.4600
1931-07-01 12.3500
1931-08-01 12.0600
1931-09-01 11.6100
1931-10-01 12.5100
1931-11-01 10.4500
1931-12-01 9.43000
1932-01-01 9.35000
1932-02-01 9.05000
1932-03-01 9.87000
1932-04-01 8.87000
1932-05-01 8.38000
1932-06-01 7.93000
1932-07-01 8.11000
1932-08-01 8.63000
1932-09-01 10.0400
1932-10-01 11.7000
1932-11-01 9.71000
1932-12-01 9.41000
1933-01-01 8.89000
1933-02-01 8.62000
1933-03-01 8.70000
1933-04-01 8.97000
1933-05-01 10.0900
1933-06-01 11.0900
1933-07-01 12.4600
1933-08-01 12.4800
1933-09-01 12.3300
1933-10-01 12.5300
1933-11-01 11.4500
1933-12-01 10.5600
1934-01-01 11.4400
1934-02-01 11.1600
1934-03-01 13.3100
1934-04-01 11.2400
1934-05-01 11.2300
1934-06-01 12.2900
1934-07-01 11.8700
1934-08-01 12.4000
1934-09-01 12.7200
1934-10-01 13.2800
1934-11-01 11.9700
1934-12-01 11.6600
1935-01-01 12.5300
1935-02-01 12.2200
1935-03-01 13.8100
1935-04-01 12.0000
1935-05-01 12.5000
1935-06-01 13.1400
1935-07-01 11.8300
1935-08-01 13.2800
1935-09-01 14.4300
1935-10-01 16.1800
1935-11-01 14.3000
1935-12-01 13.6100
1936-01-01 14.5400
1936-02-01 15.3800
1936-03-01 14.7800
1936-04-01 14.7400
1936-05-01 15.7900
1936-06-01 15.4500
1936-07-01 16.6800
1936-08-01 17.1800
1936-09-01 17.6900
1936-10-01 19.7700
1936-11-01 17.9700
1936-12-01 17.9300
1937-01-01 17.0400
1937-02-01 16.4200
1937-03-01 18.9000
1937-04-01 16.6800
1937-05-01 17.6300
1937-06-01 16.6200
1937-07-01 17.3600
1937-08-01 17.3900
1937-09-01 18.0800
1937-10-01 18.9800
1937-11-01 15.1200
1937-12-01 14.0200
1938-01-01 13.5300
1938-02-01 12.1200
1938-03-01 13.6500
1938-04-01 12.0200
1938-05-01 12.6100
1938-06-01 12.8800
1938-07-01 14.1300
1938-08-01 14.9700
1938-09-01 15.7900
1938-10-01 17.7300
1938-11-01 15.5600
1938-12-01 15.2500
1939-01-01 15.2900
1939-02-01 13.8500
1939-03-01 15.6000
1939-04-01 13.0000
1939-05-01 14.0900
1939-06-01 15.7200
1939-07-01 16.5700
1939-08-01 17.4300
1939-09-01 20.0500
1939-10-01 22.0900
1939-11-01 19.0600
1939-12-01 16.8000
1940-01-01 17.4100
1940-02-01 15.9800
1940-03-01 16.6900
1940-04-01 16.2500
1940-05-01 17.9700
1940-06-01 17.8400
1940-07-01 18.4200
1940-08-01 19.6800
1940-09-01 19.9300
1940-10-01 20.7900
1940-11-01 19.0500
1940-12-01 18.5300
1941-01-01 18.8600
1941-02-01 17.8200
1941-03-01 21.1700
1941-04-01 16.3800
1941-05-01 22.3200
1941-06-01 22.5700
1941-07-01 23.5500
1941-08-01 24.8200
1941-09-01 23.9500
1941-10-01 25.6200
1941-11-01 22.7200
1941-12-01 21.8900
1942-01-01 22.5800
1942-02-01 21.3900
1942-03-01 25.2400
1942-04-01 25.8200
1942-05-01 27.7700
1942-06-01 27.4800
1942-07-01 28.9900
1942-08-01 29.7900
1942-09-01 29.2800
1942-10-01 31.1100
1942-11-01 28.5700
1942-12-01 27.5200
1943-01-01 27.4200
1943-02-01 27.2600
1943-03-01 30.8900
1943-06-01 29.2200
1943-07-01 32.1100
1943-08-01 32.4900