Monthly Millions Of Passenger-Miles
1921-07-01 3126.00
1921-08-01 3109.00
1921-09-01 2807.00
1921-10-01 2425.00
1921-11-01 2181.00
1921-12-01 2385.00
1922-01-01 2194.00
1922-02-01 1930.00
1922-03-01 2097.00
1922-04-01 2211.00
1922-05-01 2302.00
1922-06-01 2753.00
1922-07-01 2955.00
1922-08-01 2933.00
1922-09-01 2718.00
1922-10-01 2423.00
1922-11-01 2267.00
1922-12-01 2605.00
1923-01-01 2394.00
1923-02-01 2074.00
1923-03-01 2309.00
1923-04-01 2317.00
1923-05-01 2466.00
1923-06-01 2975.00
1923-07-01 3177.00
1923-08-01 3346.00
1923-09-01 3008.00
1923-10-01 2528.00
1923-11-01 2313.00
1923-12-01 2699.00
1924-01-01 2420.00
1924-02-01 2189.00
1924-03-01 2278.00
1924-04-01 2253.00
1924-05-01 2345.00
1924-06-01 2773.00
1924-07-01 2923.00
1924-08-01 3158.00
1924-09-01 2647.00
1924-10-01 2237.00
1924-11-01 2095.00
1924-12-01 2400.00
1925-01-01 2335.00
1925-02-01 2036.00
1925-03-01 2071.00
1925-04-01 2066.00
1925-05-01 2274.00
1925-06-01 2721.00
1925-07-01 2973.00
1925-08-01 3207.00
1925-09-01 2779.00
1925-10-01 2362.00
1925-11-01 2148.00
1925-12-01 2460.00
1926-01-01 2356.00
1926-02-01 2061.00
1926-03-01 2090.00
1926-04-01 2126.00
1926-05-01 2283.00
1926-06-01 2688.00
1926-07-01 2951.00
1926-08-01 2980.00
1926-09-01 2681.00
1926-10-01 2240.00
1926-11-01 2039.00
1926-12-01 2400.00
1927-01-01 2252.00
1927-02-01 1939.00
1927-03-01 1986.00
1927-04-01 2048.00
1927-05-01 2163.00
1927-06-01 2484.00
1927-07-01 2792.00
1927-08-01 2763.00
1927-09-01 2508.00
1927-10-01 2040.00
1927-11-01 1860.00
1927-12-01 2173.00
1928-01-01 2053.00
1928-02-01 1833.00
1928-03-01 1842.00
1928-04-01 1874.00
1928-05-01 1926.00
1928-06-01 2400.00
1928-07-01 2510.00
1928-08-01 2605.00
1928-09-01 2318.00
1928-10-01 1886.00
1928-11-01 1714.00
1928-12-01 2029.00
1929-01-01 1941.00
1929-02-01 1787.00
1929-03-01 1904.00
1929-04-01 1756.00
1929-05-01 1891.00
1929-06-01 2330.00
1929-07-01 2408.00
1929-08-01 2618.00
1929-09-01 2142.00
1929-10-01 1777.00
1929-11-01 1639.00
1929-12-01 1987.00
1930-01-01 1824.00
1930-02-01 1606.00
1930-03-01 1597.00
1930-04-01 1560.00
1930-05-01 1654.00
1930-06-01 1934.00
1930-07-01 2009.00
1930-08-01 2115.00
1930-09-01 1654.00
1930-10-01 1413.00
1930-11-01 1300.00
1930-12-01 1488.00
1931-01-01 1383.00
1931-02-01 1252.00
1931-03-01 1225.00
1931-04-01 1319.00
1931-05-01 1374.00
1931-06-01 1508.00
1931-07-01 1614.00
1931-08-01 1572.00
1931-09-01 1389.00
1931-10-01 1065.00
1931-11-01 983.000
1931-12-01 1194.00
1932-01-01 1035.00
1932-02-01 949.000
1932-03-01 948.000
1932-04-01 892.000
1932-05-01 995.000
1932-06-01 1064.00
1932-07-01 1220.00
1932-08-01 1157.00
1932-09-01 1124.00
1932-10-01 822.000
1932-11-01 769.000
1932-12-01 1014.00
1933-01-01 778.000
1933-02-01 688.000
1933-03-01 642.000
1933-04-01 741.000
1933-05-01 805.000
1933-06-01 1149.00
1933-07-01 1265.00
1933-08-01 1364.00
1933-09-01 1362.00
1933-10-01 1208.00
1933-11-01 887.000
1933-12-01 1144.00
1934-01-01 973.000
1934-02-01 895.000
1934-03-01 997.000
1934-04-01 1016.00
1934-05-01 992.000
1934-06-01 1272.00
1934-07-01 1420.00
1934-08-01 1531.00
1934-09-01 1349.00
1934-10-01 1182.00
1934-11-01 953.000
1934-12-01 1296.00
1935-01-01 1133.00
1935-02-01 1008.00
1935-03-01 1029.00
1935-04-01 1036.00
1935-05-01 1044.00
1935-06-01 1255.00
1935-07-01 1356.00
1935-08-01 1532.00
1935-09-01 1294.00
1935-10-01 1129.00
1935-11-01 1105.00
1935-12-01 1442.00
1936-01-01 1332.00
1936-02-01 1233.00
1936-03-01 1177.00
1936-04-01 1233.00
1936-05-01 1241.00
1936-06-01 1581.00
1936-07-01 1918.00
1936-08-01 1950.00
1936-09-01 1724.00
1936-10-01 1567.00
1936-11-01 1441.00
1936-12-01 1836.00
1937-01-01 1676.00
1937-02-01 1472.00
1937-03-01 1561.00
1937-04-01 1516.00
1937-05-01 1563.00
1937-06-01 1806.00
1937-07-01 2099.00
1937-08-01 2073.00
1937-09-01 1868.00
1937-10-01 1638.00
1937-11-01 1469.00
1937-12-01 1801.00
1938-01-01 1619.00
1938-02-01 1330.00
1938-03-01 1313.00
1938-04-01 1386.00
1938-05-01 1338.00
1938-06-01 1568.00
1938-07-01 1785.00
1938-08-01 1621.00
1938-09-01 1492.00
1938-10-01 1295.00
1938-11-01 1225.00
1938-12-01 1603.00
1939-01-01 1439.00
1939-02-01 1240.00
1939-03-01 1286.00
1939-04-01 1351.00
1939-05-01 1381.00
1939-06-01 1752.00
1939-07-01 2006.00
1939-08-01 1958.00
1939-09-01 1767.00
1939-10-01 1509.00
1939-11-01 1262.00
1939-12-01 1695.00
1940-01-01 1573.00
1940-02-01 1383.00
1940-03-01 1471.00
1940-04-01 1350.00
1940-05-01 1376.00
1940-06-01 1735.00
1940-07-01 1905.00
1940-08-01 2166.00
1940-09-01 1804.00
1940-10-01 1588.00
1940-11-01 1443.00
1940-12-01 1978.00
1941-01-01 1876.00
1941-02-01 1708.00
1941-03-01 1875.00
1941-04-01 1840.00
1941-05-01 1812.00
1941-06-01 2223.00
1941-07-01 2417.00
1941-08-01 2608.00
1941-09-01 2167.00
1941-10-01 2051.00
1941-11-01 1956.00
1941-12-01 2703.00
1942-01-01 2705.00
1942-02-01 2533.00
1942-03-01 2680.00
1942-04-01 3056.00
1942-05-01 3436.00
1942-06-01 3830.00
1942-07-01 4354.00
1942-08-01 4963.00
1942-09-01 5104.00
1942-10-01 5098.00
1942-11-01 5261.00
1942-12-01 5913.00
1943-01-01 5471.00
1943-02-01 5261.00
1943-03-01 6040.00
1943-04-01 6312.00
1943-05-01 6576.00
1943-06-01 7351.00
1943-07-01 7871.00
1943-08-01 8135.00
1943-09-01 7428.00
1943-10-01 7268.00
1943-11-01 7126.00
1943-12-01 7715.00
1944-01-01 7136.00
1944-02-01 6863.00
1944-03-01 7386.00
1944-04-01 7548.00
1944-05-01 7525.00
1944-06-01 7964.00
1944-07-01 8211.00
1944-08-01 8136.00
1944-09-01 7626.00
1944-10-01 7335.00
1944-11-01 7030.00
1944-12-01 7472.00
1945-01-01 6905.00
1945-02-01 6266.00
1945-03-01 6595.00
1945-04-01 6375.00
1945-05-01 6896.00
1945-06-01 7553.00
1945-07-01 7687.00
1945-08-01 7760.00
1945-09-01 7142.00
1945-10-01 7501.00
1945-11-01 7522.00
1945-12-01 8125.00
1946-01-01 6977.00
1946-02-01 5629.00
1946-03-01 5466.00
1946-04-01 4965.00
1946-05-01 4276.00
1946-06-01 4912.00
1946-07-01 5190.00
1946-08-01 5230.00
1946-09-01 4421.00
1946-10-01 3953.00
1946-11-01 3777.00
1946-12-01 4045.00
1947-01-01 3606.00
1947-02-01 2999.00
1947-03-01 2992.00
1947-04-01 2991.00
1947-05-01 3241.00
1947-06-01 3576.00
1947-07-01 3906.00
1947-08-01 4009.00
1947-09-01 3327.00
1947-10-01 2942.00
1947-11-01 2875.00
1947-12-01 3461.00
1948-01-01 3125.00
1948-02-01 2720.00
1948-03-01 2752.00