1948 1 . 1948 2 -47.5000 1948 3 -16.3000 1948 4 26.8000 1948 5 72.4000 1948 6 102.400 1948 7 64.9000 1948 8 18.6000 1948 9 0.500000 1948 10 12.4000 1948 11 -36.4000 1948 12 -45.2000 1949 1 -21.5000 1949 2 -54.0000 1949 3 -32.8000 1949 4 -35.3000 1949 5 -55.9000 1949 6 -104.000 1949 7 -54.0000 1949 8 -9.00000 1949 9 13.5000 1949 10 58.5000 1949 11 74.1000 1949 12 110.300 1950 1 147.800 1950 2 164.000 1950 3 180.200 1950 4 177.700 1950 5 202.700 1950 6 185.800 1950 7 155.200 1950 8 199.600 1950 9 239.600 1950 10 282.100 1950 11 264.000 1950 12 266.500 1951 1 315.200 1951 2 350.200 1951 3 322.100 1951 4 321.500 1951 5 311.500 1951 6 281.500 1951 7 279.000 1951 8 321.500 1951 9 364.600 1951 10 356.500 1951 11 312.700 1951 12 333.900 1952 1 360.800 1952 2 336.400 1952 3 342.600 1952 4 313.800 1952 5 301.900 1952 6 330.000 1952 7 365.600 1952 8 369.300 1952 9 333.000 1952 10 296.700 1952 11 336.700 1952 12 376.700 1953 1 397.900 1953 2 391.600 1953 3 422.200 1953 4 377.800 1953 5 369.000 1953 6 319.000 1953 7 334.000 1953 8 360.900 1953 9 310.900 1953 10 336.500 1953 11 367.700 1953 12 385.200 1954 1 428.300 1954 2 457.700 1954 3 488.300 1954 4 523.900 1954 5 560.800 1954 6 582.000 1954 7 622.600 1954 8 655.700 1954 9 657.600 1954 10 668.200 1954 11 710.100 1954 12 756.300 1955 1 778.800 1955 2 816.300 1955 3 813.800 1955 4 847.500 1955 5 830.600 1955 6 869.300 1955 7 873.000 1955 8 846.100 1955 9 866.700 1955 10 821.700 1955 11 858.600 1955 12 880.500 1956 1 871.700 1956 2 863.600 1956 3 902.300 1956 4 886.000 1956 5 859.100 1956 6 829.100 1956 7 874.100 1956 8 881.000 1956 9 843.500 1956 10 817.200 1956 11 814.100 1956 12 809.700 1957 1 817.200 1957 2 780.900 1957 3 812.100 1957 4 836.500 1957 5 865.200 1957 6 857.700 1957 7 859.600 1957 8 817.100 1957 9 775.200 1957 10 729.600 1957 11 705.800 1957 12 705.200 1958 1 747.100 1958 2 774.600 1958 3 797.700 1958 4 807.100 1958 5 848.300 1958 6 884.500 1958 7 920.100 1958 8 958.800 1958 9 993.200 1958 10 1023.20 1958 11 1062.60 1958 12 1095.10 1959 1 1131.30 1959 2 1143.80 1959 3 1174.40 1959 4 1177.50 1959 5 1181.20 1959 6 1173.10 1959 7 1203.70 1959 8 1196.20 1959 9 1155.60 1959 10 1158.10 1959 11 1163.70 1959 12 1185.60 1960 1 1163.10 1960 2 1125.60 1960 3 1110.00 1960 4 1111.90 1960 5 1096.90 1960 6 1123.10 1960 7 1108.10 1960 8 1134.30 1960 9 1101.20 1960 10 1076.20 1960 11 1116.20 1960 12 1147.40 1961 1 1184.30 1961 2 1230.50 1961 3 1266.10 1961 4 1288.60 1961 5 1320.50 1961 6 1310.50 1961 7 1303.00 1961 8 1334.20 1961 9 1324.20 1961 10 1321.10 1961 11 1358.60 1961 12 1363.60 1962 1 1339.20 1962 2 1364.20 1962 3 1361.70 1962 4 1320.40 1962 5 1271.60 1962 6 1222.80 1962 7 1242.20 1962 8 1270.30 1962 9 1256.50 1962 10 1214.60 1962 11 1263.30 1962 12 1297.70 1963 1 1345.20 1963 2 1373.90 1963 3 1367.60 1963 4 1408.80 1963 5 1443.80 1963 6 1445.70 1963 7 1425.10 1963 8 1450.10 1963 9 1477.00 1963 10 1471.90 1963 11 1466.80 1963 12 1485.20 1964 1 1509.90 1964 2 1525.10 1964 3 1553.60 1964 4 1579.20 1964 5 1581.80 1964 6 1567.10 1964 7 1606.80 1964 8 1597.80 1964 9 1624.10 1964 10 1647.20 1964 11 . 1964 12 .