Month	Thousands Of Revenue Ton-Miles
1920-01-01	1426.00
1920-02-01	1381.00
1920-03-01	1499.00
1920-04-01	1238.00
1920-05-01	1448.00
1920-06-01	1534.00
1920-07-01	1629.00
1920-08-01	1697.00
1920-09-01	1632.00
1920-10-01	1665.00
1920-11-01	1491.00
1920-12-01	1375.00
1921-01-01	1103.00
1921-02-01	917.000
1921-03-01	969.000
1921-04-01	917.000
1921-05-01	1003.00
1921-06-01	1007.00
1921-07-01	1010.00
1921-08-01	1092.00
1921-09-01	1100.00
1921-10-01	1276.00
1921-11-01	1068.00
1921-12-01	925.000
1922-01-01	946.000
1922-02-01	1019.00
1922-03-01	1181.00
1922-04-01	890.000
1922-05-01	994.000
1922-06-01	1038.00
1922-07-01	1009.00
1922-08-01	1191.00
1922-09-01	1365.00
1922-10-01	1509.00
1922-11-01	1435.00
1922-12-01	1355.00
1923-01-01	1404.00
1923-02-01	1196.00
1923-03-01	1424.00
1923-04-01	1384.00
1923-05-01	1416.00
1923-06-01	1341.00
1923-07-01	1345.00
1923-08-01	1375.00
1923-09-01	1316.00
1923-10-01	1405.00
1923-11-01	1278.00
1923-12-01	1132.00
1924-01-01	1138.00
1924-02-01	1191.00
1924-03-01	1229.00
1924-04-01	1088.00
1924-05-01	1132.00
1924-06-01	1069.00
1924-07-01	1111.00
1924-08-01	1202.00
1924-09-01	1296.00
1924-10-01	1437.00
1924-11-01	1282.00
1924-12-01	1234.00
1925-01-01	1246.00
1925-02-01	1147.00
1925-03-01	1201.00
1925-04-01	1139.00
1925-05-01	1244.00
1925-06-01	1228.00
1925-07-01	1293.00
1925-08-01	1408.00
1925-09-01	1413.00
1925-10-01	1503.00
1925-11-01	1402.00
1925-12-01	1319.00
1926-01-01	1274.00
1926-02-01	1209.00
1926-03-01	1344.00
1926-04-01	1254.00
1926-05-01	1354.00
1926-06-01	1350.00
1926-07-01	1429.00
1926-08-01	1495.00
1926-09-01	1521.00
1926-10-01	1640.00
1926-11-01	1525.00
1926-12-01	1393.00
1927-01-01	1330.00
1927-02-01	1282.00
1927-03-01	1445.00
1927-04-01	1296.00
1927-05-01	1398.00
1927-06-01	1344.00
1927-07-01	1329.00
1927-08-01	1468.00
1927-09-01	1485.00
1927-10-01	1579.00
1927-11-01	1325.00
1927-12-01	1217.00
1928-01-01	1251.00
1928-02-01	1254.00
1928-03-01	1383.00
1928-04-01	1261.00
1928-05-01	1405.00
1928-06-01	1339.00
1928-07-01	1401.00
1928-08-01	1530.00
1928-09-01	1564.00
1928-10-01	1772.00
1928-11-01	1541.00
1928-12-01	1388.00
1929-01-01	1423.00
1929-02-01	1404.00
1929-03-01	1468.00
1929-04-01	1429.00
1929-05-01	1553.00
1929-06-01	1512.00
1929-07-01	1572.00
1929-08-01	1698.00
1929-09-01	1657.00
1929-10-01	1802.00
1929-11-01	1463.00
1929-12-01	1369.00
1930-01-01	1378.00
1930-02-01	1319.00
1930-03-01	1339.00
1930-04-01	1335.00
1930-05-01	1397.00
1930-06-01	1323.00
1930-07-01	1373.00
1930-08-01	1445.00
1930-09-01	1420.00
1930-10-01	1531.00
1930-11-01	1270.00
1930-12-01	1150.00
1931-01-01	1185.00
1931-02-01	1074.00
1931-03-01	1194.00
1931-04-01	1144.00
1931-05-01	1188.00
1931-06-01	1144.00
1931-07-01	1228.00
1931-08-01	1207.00
1931-09-01	1159.00
1931-10-01	1246.00
1931-11-01	1048.00
1931-12-01	948.000
1932-01-01	949.000
1932-02-01	924.000
1932-03-01	1015.00
1932-04-01	916.000
1932-05-01	868.000
1932-06-01	819.000
1932-07-01	836.000
1932-08-01	892.000
1932-09-01	1037.00
1932-10-01	1216.00
1932-11-01	1016.00
1932-12-01	989.000
1933-01-01	937.000
1933-02-01	911.000
1933-03-01	925.000
1933-04-01	953.000
1933-05-01	1078.00
1933-06-01	1186.00
1933-07-01	1336.00
1933-08-01	1348.00
1933-09-01	1325.00
1933-10-01	1348.00
1933-11-01	1222.00
1933-12-01	1128.00
1934-01-01	1226.00
1934-02-01	1198.00
1934-03-01	1437.00
1934-04-01	1226.00
1934-05-01	1325.00
1934-06-01	1309.00
1934-07-01	1264.00
1934-08-01	1322.00
1934-09-01	1346.00
1934-10-01	1406.00
1934-11-01	1277.00
1934-12-01	1243.00
1935-01-01	1335.00
1935-02-01	1275.00
1935-03-01	1453.00
1935-04-01	1267.00
1935-05-01	1309.00
1935-06-01	1376.00
1935-07-01	1250.00
1935-08-01	1402.00
1935-09-01	1522.00
1935-10-01	1706.00
1935-11-01	1506.00
1935-12-01	1429.00
1936-01-01	1497.00
1936-02-01	1549.00
1936-03-01	1495.00
1936-04-01	1497.00
1936-05-01	1595.00
1936-06-01	1550.00
1936-07-01	1658.00
1936-08-01	1701.00
1936-09-01	1752.00
1936-10-01	1949.00
1936-11-01	1774.00
1936-12-01	1771.00
1937-01-01	1690.00
1937-02-01	1636.00
1937-03-01	1880.00
1937-04-01	1656.00
1937-05-01	1736.00
1937-06-01	1630.00
1937-07-01	1703.00
1937-08-01	1705.00
1937-09-01	1769.00
1937-10-01	1867.00
1937-11-01	1498.00
1937-12-01	1389.00
1938-01-01	1351.00
1938-02-01	1212.00
1938-03-01	1368.00
1938-04-01	1204.00
1938-05-01	1265.00
1938-06-01	1300.00
1938-07-01	1426.00
1938-08-01	1517.00
1938-09-01	1606.00
1938-10-01	1815.00
1938-11-01	1600.00
1938-12-01	1558.00
1939-01-01	1565.00
1939-02-01	1431.00
1939-03-01	1614.00
1939-04-01	1338.00
1939-05-01	1451.00
1939-06-01	1617.00
1939-07-01	1705.00
1939-08-01	1802.00
1939-09-01	2072.00
1939-10-01	2282.00
1939-11-01	1966.00
1939-12-01	1708.00
1940-01-01	1752.00
1940-02-01	1615.00
1940-03-01	1692.00
1940-04-01	1648.00
1940-05-01	1827.00
1940-06-01	1825.00
1940-07-01	1882.00
1940-08-01	1999.00
1940-09-01	2041.00
1940-10-01	2146.00
1940-11-01	1961.00
1940-12-01	1924.00
1941-01-01	1968.00
1941-02-01	1861.00
1941-03-01	2226.00
1941-04-01	1721.00
1941-05-01	2328.00
1941-06-01	2359.00
1941-07-01	2448.00
1941-08-01	2563.00
1941-09-01	2475.00
1941-10-01	2629.00
1941-11-01	2336.00
1941-12-01	2260.00
1942-01-01	2322.00
1942-02-01	2192.00
1942-03-01	2582.00
1942-04-01	2661.00
1942-05-01	2874.00
1942-06-01	2834.00
1942-07-01	2981.00
1942-08-01	3056.00
1942-09-01	3017.00
1942-10-01	3183.00
1942-11-01	2920.00
1942-12-01	2840.00
1943-01-01	2835.00
1943-02-01	2799.00
1943-03-01	3154.00
1943-06-01	2975.00
1943-07-01	3259.00
1943-08-01	3342.00