Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1959 | 10.0( 99) | 7.1(100) | 8.8(100) | 10.3(100) | 8.1(100) | 6.9(100) | 7.7(100) | 8.5(100) | 9.1( 75) | 8.3(100) | 13.1(100) | 9.8(100) |
1960 | 8.1(100) | 9.2(100) | 13.1(100) | 7.2(100) | 6.0(100) | 5.9(100) | 8.7(100) | 12.7(100) | 5.9(100) | 8.5(100) | 13.1(100) | 8.1(100) |
1961 | 8.3(100) | 8.8(100) | 8.5(100) | 4.7(100) | 9.8(100) | 9.5(100) | 7.4(100) | 7.1(100) | 7.6(100) | 12.2(100) | 12.0(100) | 10.1(100) |
1962 | 8.5(100) | 9.4(100) | 12.4(100) | 7.1(100) | 6.9(100) | 9.4(100) | 11.1(100) | 6.8(100) | 8.5(100) | 6.4(100) | 12.0(100) | 8.0(100) |
1963 | 11.4(100) | 13.3(100) | 11.0(100) | 7.0(100) | 5.8(100) | 8.9(100) | 8.2(100) | 9.9(100) | 9.0(100) | 11.1(100) | 8.5(100) | 11.9(100) |
1964 | 6.8(100) | 10.2(100) | 7.4(100) | 9.3(100) | 7.0(100) | 6.8(100) | 7.1(100) | 10.9(100) | 10.4(100) | 12.7(100) | 7.5(100) | 6.7(100) |
1965 | 8.4(100) | 4.3(100) | 10.7(100) | 9.9(100) | 6.5(100) | 9.7(100) | 11.1(100) | 8.2(100) | 8.3(100) | 10.7(100) | 11.8(100) | 10.2(100) |
1966 | 9.0(100) | 9.8(100) | 7.3(100) | 9.3(100) | 7.7(100) | 6.1(100) | 7.8(100) | 11.9(100) | 9.4(100) | 12.4(100) | 8.8(100) | 12.4(100) |
1967 | 8.1(100) | 9.5(100) | 9.5(100) | 8.7(100) | 9.0(100) | 7.8(100) | 7.9(100) | 8.5(100) | 9.3(100) | 11.7(100) | 10.6(100) | 6.7(100) |
1968 | 8.2(100) | 7.2(100) | 7.8(100) | 4.7(100) | 5.6(100) | 7.9(100) | 11.0(100) | 9.2(100) | 9.6(100) | 8.6(100) | 7.9(100) | 9.4(100) |
1969 | 6.1(100) | 10.1(100) | 11.1(100) | 9.1(100) | 10.9(100) | 13.5(100) | 9.4(100) | 7.8(100) | 4.3(100) | 12.2(100) | 9.3(100) | 10.3(100) |
1970 | 8.9(100) | 10.6(100) | 8.2(100) | 7.7(100) | 8.6(100) | 8.4(100) | 6.0(100) | 7.6(100) | 5.4(100) | 5.0(100) | 7.9(100) | 7.2(100) |
1971 | 6.5(100) | 8.8(100) | 7.5(100) | 5.8(100) | 5.4(100) | 4.9(100) | 6.3(100) | 8.0(100) | 10.4(100) | 9.9(100) | 9.0(100) | 8.5(100) |
1972 | 7.9(100) | 9.2(100) | 8.5(100) | 6.8(100) | 5.9(100) | 7.8(100) | 6.8(100) | 9.6(100) | 6.2(100) | 7.3(100) | 9.3(100) | 6.7(100) |
1973 | 7.8(100) | 6.1(100) | 11.2(100) | 8.2(100) | 8.8(100) | 5.8(100) | 6.4(100) | 7.2(100) | 8.2(100) | 5.9(100) | 7.0(100) | 9.0(100) |
1974 | 6.7(100) | 8.4(100) | 8.1(100) | 7.7(100) | 8.4(100) | 5.9(100) | 9.6(100) | 5.9(100) | 10.3(100) | 8.2(100) | 5.4(100) | 7.0(100) |
1975 | 6.9(100) | 8.1(100) | 9.7(100) | 7.8(100) | 7.9(100) | 8.4(100) | 7.4(100) | 10.1(100) | 9.6(100) | 6.9(100) | 8.7(100) | 7.5(100) |
1976 | 6.2(100) | 9.7(100) | 8.0(100) | 7.3(100) | 6.7(100) | 6.0(100) | 6.7(100) | 10.0(100) | 11.0(100) | 8.0(100) | 7.6(100) | 5.2(100) |
1977 | 8.1(100) | 10.3(100) | 10.7(100) | 7.4(100) | 9.7(100) | 7.5(100) | 7.2(100) | 7.5(100) | 12.9(100) | 12.4(100) | 9.7(100) | 9.5(100) |
1978 | 10.8(100) | 11.4(100) | 9.4(100) | 7.4(100) | 4.1(100) | 8.0(100) | 10.2(100) | 11.3(100) | 12.1(100) | 11.1(100) | 8.5(100) | 11.1(100) |
1979 | 8.7(100) | 7.9(100) | 11.5(100) | 11.4(100) | 6.4(100) | 7.1(100) | 8.3(100) | 8.9(100) | 10.2(100) | 11.7(100) | 8.3(100) | 5.9(100) |
1980 | 8.8(100) | 6.9(100) | 7.8(100) | 10.2(100) | 9.9(100) | 9.8(100) | 10.8(100) | 8.9(100) | 8.8(100) | 11.5(100) | 10.0(100) | 9.4(100) |
1981 | 8.1(100) | 10.3(100) | 5.6(100) | 9.0(100) | 8.1(100) | 7.7(100) | 8.2(100) | 9.1(100) | 7.2(100) | 6.8(100) | 9.4(100) | 9.8(100) |
1982 | - | - | - | - | - | - | - | - | - | - | - | - |
1983 | - | - | - | - | - | - | - | - | - | - | - | - |
1984 | - | - | - | - | - | - | - | - | - | - | - | - |
1985 | - | - | - | - | - | - | - | - | - | - | - | - |
1986 | - | - | - | - | - | - | - | - | - | - | - | - |
1987 | - | - | - | - | - | - | - | - | - | - | - | - |
1988 | - | - | - | - | - | - | - | - | - | - | - | - |
1989 | - | - | - | - | - | - | - | - | - | - | - | - |
1990 | - | - | - | - | - | - | - | - | - | - | - | - |
1991 | - | - | - | - | - | - | - | - | - | - | - | - |
1992 | - | - | - | - | - | - | - | - | - | - | - | - |
1993 | - | - | - | - | - | - | - | - | - | - | - | - |
1994 | - | - | - | - | - | - | - | - | - | - | - | - |
1995 | - | - | - | - | - | - | - | - | - | - | - | - |
1996 | - | - | - | - | - | - | - | - | - | - | - | - |
1997 | - | - | - | - | - | - | - | - | - | - | - | - |
1998 | - | - | - | - | - | - | - | - | - | - | - | - |
1999 | - | - | - | - | - | - | - | - | - | - | - | - |
2000 | 11.1( 68) | 9.5( 72) | 4.7( 60) | 6.6( 57) | 5.3( 50) | 5.7( 55) | 5.8( 64) | 8.8( 52) | 9.0( 44) | 12.0( 40) | 8.2( 45) | 9.0( 46) |
2001 | 8.0( 47) | 8.3( 46) | 15.4( 21) | - | 6.3( 99) | 8.0(100) | 9.2( 93) | 10.6( 52) | - | - | - | - |
2002 | - | - | - | - | 5.7( 99) | 10.0(100) | 10.1(100) | 9.2( 94) | 5.2(100) | 7.7(100) | - | - |
2003 | 7.3(100) | 8.8(100) | 10.0(100) | 10.0(100) | 8.5(100) | 6.1(100) | 7.5( 98) | 9.7(100) | 6.3(100) | 9.0(100) | 9.4(100) | 7.8(100) |
2004 | 11.3(100) | 9.2(100) | 10.0(100) | 8.0(100) | 9.0( 95) | 8.4(100) | 10.1(100) | 9.9(100) | 8.6(100) | 9.7(100) | - | 9.4(100) |
2005 | 8.0(100) | 13.5(100) | 10.3(100) | 10.6(100) | 8.1(100) | 9.5(100) | 7.7(100) | 9.5(100) | 8.2(100) | 6.3(100) | 9.5(100) | 8.6(100) |
2006 | 8.2(100) | 9.6( 97) | 9.2( 98) | 8.7( 77) | 10.2(100) | 7.1( 93) | 9.7( 87) | 8.6(100) | 8.1(100) | 9.3(100) | 9.3(100) | 10.0(100) |
2007 | 7.9( 94) | 6.9( 62) | 9.6( 59) | 9.1(100) | 6.4( 98) | 5.9(100) | 5.3(100) | 9.3( 97) | 9.5( 98) | 10.5(100) | 8.9(100) | 8.9(100) |
2008 | 10.1( 82) | 10.4( 97) | 10.3( 99) | 6.7(100) | 7.9( 92) | 9.4( 96) | 7.5(100) | 7.8(100) | 7.7(100) | 6.7( 94) | 11.5( 99) | 13.0( 98) |
2009 | 10.9( 98) | - | - | - | - | - | - | - | - | - | - | - |