Month Number 1904-01-01 1021.00 1904-02-01 979.000 1904-03-01 1070.00 1904-04-01 917.000 1904-05-01 1007.00 1904-06-01 919.000 1904-07-01 867.000 1904-08-01 859.000 1904-09-01 780.000 1904-10-01 856.000 1904-11-01 834.000 1904-12-01 1075.00 1905-01-01 1245.00 1905-02-01 1079.00 1905-03-01 1274.00 1905-04-01 1090.00 1905-05-01 1207.00 1905-06-01 1045.00 1905-07-01 946.000 1905-08-01 941.000 1905-09-01 939.000 1905-10-01 984.000 1905-11-01 1009.00 1905-12-01 1062.00 1906-01-01 1382.00 1906-02-01 1238.00 1906-03-01 1481.00 1906-04-01 1216.00 1906-05-01 1314.00 1906-06-01 1211.00 1906-07-01 955.000 1906-08-01 1050.00 1906-09-01 973.000 1906-10-01 1100.00 1906-11-01 1080.00 1906-12-01 1223.00 1907-01-01 1498.00 1907-02-01 1341.00 1907-03-01 1514.00 1907-04-01 1377.00 1907-05-01 1308.00 1907-06-01 1238.00 1907-07-01 1196.00 1907-08-01 973.000 1907-09-01 902.000 1907-10-01 955.000 1907-11-01 740.000 1907-12-01 793.000 1908-01-01 980.000 1908-02-01 976.000 1908-03-01 1100.00 1908-04-01 1066.00 1908-05-01 966.000 1908-06-01 973.000 1908-07-01 938.000 1908-08-01 863.000 1908-09-01 904.000 1908-10-01 921.000 1908-11-01 884.000 1908-12-01 1102.00 1909-01-01 1270.00 1909-02-01 1355.00 1909-03-01 1533.00 1909-04-01 1313.00 1909-05-01 1225.00 1909-06-01 1185.00 1909-07-01 1170.00 1909-08-01 978.000 1909-09-01 1089.00 1909-10-01 985.000 1909-11-01 1096.00 1909-12-01 1217.00 1910-01-01 1259.00 1910-02-01 1299.00 1910-03-01 1302.00 1910-04-01 1287.00 1910-05-01 1200.00 1910-06-01 1122.00 1910-07-01 908.000 1910-08-01 960.000 1910-09-01 905.000 1910-10-01 912.000 1910-11-01 1023.00 1910-12-01 1069.00 1911-01-01 1305.00 1911-02-01 1214.00 1911-03-01 1444.00 1911-04-01 1211.00 1911-05-01 1146.00 1911-06-01 1151.00 1911-07-01 990.000 1911-08-01 1009.00 1911-09-01 985.000 1911-10-01 992.000 1911-11-01 1004.00 1911-12-01 1089.00 1912-01-01 1318.00 1912-02-01 1277.00 1912-03-01 1414.00 1912-04-01 1263.00 1912-05-01 1218.00 1912-06-01 1126.00 1912-07-01 1207.00 1912-08-01 1057.00 1912-09-01 1039.00 1912-10-01 1125.00 1912-11-01 1038.00 1912-12-01 1170.00 1913-01-01 1425.00 1913-02-01 1355.00 1913-03-01 1462.00 1913-04-01 1408.00 1913-05-01 1316.00 1913-06-01 1104.00 1913-07-01 1075.00 1913-08-01 979.000 1913-09-01 1026.00 1913-10-01 1071.00 1913-11-01 884.000 1913-12-01 1182.00 1914-01-01 1219.00 1914-02-01 1175.00 1914-03-01 1442.00 1914-04-01 1241.00 1914-05-01 1169.00 1914-06-01 1085.00 1914-07-01 1071.00 1914-08-01 815.000 1914-09-01 833.000 1914-10-01 858.000 1914-11-01 809.000 1914-12-01 890.000 1915-01-01 1162.00 1915-02-01 1071.00 1915-03-01 1305.00 1915-04-01 1233.00 1915-05-01 1180.00 1915-06-01 1087.00 1915-07-01 1084.00 1915-08-01 1052.00 1915-09-01 980.000 1915-10-01 1040.00 1915-11-01 1099.00 1915-12-01 1352.00 1916-01-01 1332.00 1916-02-01 1374.00 1916-03-01 1586.00 1916-04-01 1394.00 1916-05-01 1399.00 1916-06-01 1313.00 1916-07-01 1150.00 1916-08-01 1057.00 1916-09-01 1202.00 1916-10-01 1211.00 1916-11-01 1221.00 1916-12-01 1387.00 1917-01-01 1676.00 1917-02-01 1450.00 1917-03-01 1742.00 1917-04-01 1432.00 1917-05-01 1396.00 1917-06-01 1276.00 1917-07-01 1230.00 1917-08-01 1085.00 1917-09-01 1001.00 1917-10-01 1188.00 1917-11-01 1105.00 1917-12-01 953.000 1918-01-01 1070.00 1918-02-01 1027.00 1918-03-01 1140.00 1918-04-01 1076.00 1918-05-01 1087.00 1918-06-01 864.000 1918-07-01 917.000 1918-08-01 773.000 1918-09-01 648.000 1918-10-01 615.000 1918-11-01 601.000 1918-12-01 876.000 1919-01-01 1306.00 1919-02-01 1322.00 1919-03-01 1517.00 1919-04-01 1671.00 1919-05-01 1664.00 1919-06-01 1703.00 1919-07-01 1830.00 1919-08-01 1737.00 1919-09-01 1706.00 1919-10-01 1793.00 1919-11-01 1807.00 1919-12-01 2197.00