Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1971 | - | - | 944.7(100) | 949.4(100) | 960.2(100) | 952.0(100) | 953.2(100) | 953.4(100) | 944.2(100) | 949.8(100) | 951.2(100) | 958.1(100) |
1972 | 956.4(100) | 951.5(100) | 953.2(100) | 953.8(100) | 950.5(100) | 957.4(100) | 951.4(100) | 957.0(100) | 946.4(100) | 938.4(100) | 945.6(100) | 954.9(100) |
1973 | 958.8(100) | 951.0(100) | 946.4(100) | 949.9(100) | 955.5(100) | 950.2(100) | 949.9(100) | 945.7(100) | 944.8(100) | 942.9(100) | 947.6(100) | 950.9(100) |
1974 | 957.1(100) | 945.5(100) | 946.2(100) | 949.1(100) | 950.6(100) | 954.3(100) | 953.5(100) | 956.3(100) | 940.5(100) | 948.6(100) | 956.3(100) | 958.2(100) |
1975 | 958.3(100) | 952.3(100) | 950.8(100) | 945.5(100) | 959.9(100) | 951.9(100) | 957.5(100) | 941.6(100) | 937.4(100) | 944.1(100) | 948.8(100) | 957.9(100) |
1976 | 956.1(100) | 954.9(100) | 946.4(100) | 942.8(100) | 951.0(100) | 950.8(100) | 946.9(100) | 948.2(100) | 942.9(100) | 945.1(100) | 953.8(100) | 967.5(100) |
1977 | 959.9(100) | 950.5(100) | 950.0(100) | 950.6(100) | 955.7(100) | 954.3(100) | 952.2(100) | 952.6(100) | 939.0(100) | 936.6(100) | 944.3(100) | 953.7(100) |
1978 | 950.9(100) | 950.6(100) | 947.2(100) | 950.3(100) | 952.2(100) | 951.9(100) | 962.9(100) | 941.3(100) | 945.7(100) | 943.9(100) | 949.3(100) | 953.4(100) |
1979 | 952.8(100) | 947.5(100) | 943.8(100) | 948.1(100) | 946.5(100) | 944.4(100) | 940.6(100) | 953.0(100) | 941.7(100) | 946.1(100) | 948.0(100) | 956.4(100) |
1980 | 956.7(100) | 958.1(100) | 950.3(100) | 953.9(100) | 951.7(100) | 948.7(100) | 960.3(100) | 950.2(100) | 955.0(100) | 940.3(100) | 957.6(100) | 955.3(100) |
1981 | 953.4(100) | 951.3(100) | 955.2(100) | 956.5(100) | 948.8(100) | 952.5(100) | 957.1(100) | 957.6(100) | 952.9(100) | 945.6(100) | 944.9(100) | 947.6(100) |
1982 | 957.2(100) | 952.1(100) | 940.9(100) | 943.1(100) | 952.8(100) | 948.8(100) | 953.7(100) | 939.4(100) | 938.4(100) | 946.7(100) | 948.6(100) | 960.9(100) |
1983 | 959.0(100) | 956.9(100) | 945.3(100) | 944.9(100) | 948.7(100) | 952.2(100) | 944.9(100) | 945.7(100) | 945.5(100) | 936.3(100) | 943.4(100) | 949.9(100) |
1984 | 963.0(100) | 952.2(100) | 946.7(100) | 945.7(100) | 955.5(100) | 946.3(100) | 944.8(100) | 953.8(100) | 946.2(100) | 940.6(100) | 946.2(100) | 961.0(100) |
1985 | 959.7(100) | 951.9(100) | 949.7(100) | 950.5(100) | 951.2(100) | 949.7(100) | 938.6(100) | 950.0(100) | 940.9(100) | 941.7(100) | 939.8(100) | 947.0(100) |
1986 | 955.0(100) | 963.5(100) | 953.8(100) | 946.3(100) | 952.6(100) | 951.4(100) | 948.2(100) | 951.2(100) | 941.9(100) | 943.8(100) | 944.3(100) | 950.4(100) |
1987 | 961.8(100) | 954.2(100) | 948.6(100) | 951.5(100) | 945.0(100) | 952.2(100) | 953.6(100) | 936.7(100) | 953.2(100) | 945.0(100) | 945.7(100) | 954.5(100) |
1988 | 956.3(100) | 948.7(100) | 948.0(100) | 946.2(100) | 953.0(100) | 958.5(100) | 942.8(100) | 941.2(100) | 948.6(100) | 955.6(100) | 947.9(100) | 949.6(100) |
1989 | 952.5(100) | 949.3(100) | 945.7(100) | 952.5(100) | 938.1(100) | 943.2(100) | 946.6(100) | 950.7(100) | 949.8(100) | 942.8(100) | 943.5(100) | 956.0(100) |
1990 | 955.4(100) | 946.0(100) | 947.8(100) | 957.0(100) | 957.7(100) | 953.9(100) | 960.2(100) | 948.8(100) | 938.8(100) | 948.3(100) | 950.9(100) | 952.3(100) |
1991 | 948.2(100) | 952.9( 96) | - | - | - | - | - | - | - | - | - | - |
1992 | - | - | - | - | - | - | - | - | - | - | - | - |
1993 | - | - | - | - | - | - | - | - | - | - | - | - |
1994 | - | - | - | - | - | - | - | - | - | - | - | - |
1995 | - | - | - | - | - | - | - | - | - | - | - | - |
1996 | - | - | - | - | - | - | - | - | - | - | - | - |
1997 | - | - | - | - | - | - | - | - | - | - | - | - |
1998 | - | - | - | - | - | - | - | - | - | - | - | - |
1999 | - | - | - | - | - | - | - | - | - | - | - | - |
2000 | - | - | - | - | - | - | - | - | - | - | - | - |
2001 | - | - | - | - | - | - | - | - | - | - | - | - |
2002 | - | - | - | - | - | - | - | - | - | - | - | - |
2003 | - | - | - | - | - | - | - | - | - | - | - | - |
2004 | - | - | - | - | - | - | - | - | - | - | - | - |
2005 | - | - | - | - | - | - | - | - | - | - | - | - |
2006 | - | - | - | - | - | - | - | - | - | - | - | - |
2007 | - | - | - | - | - | - | - | - | - | - | - | - |
2008 | - | - | - | - | - | - | - | - | - | - | - | - |
2009 | - | - | - | - | - | - | - | - | - | - | - | - |