Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1988 | -15.4( 42) | -23.2(100) | -36.1(100) | -38.2( 97) | -44.4(100) | -42.1( 43) | - | - | -41.0( 20) | - | - | - |
1989 | -18.4( 39) | -25.0(100) | -33.3( 97) | -34.1( 63) | -36.8( 19) | - | -35.1( 13) | -32.8( 13) | -35.2( 63) | -33.3( 97) | -22.2(100) | -13.0(100) |
1990 | -15.3(100) | -24.0(100) | -33.5( 90) | -35.4( 20) | -36.2( 13) | -36.4( 23) | -30.7( 52) | - | -36.7( 20) | -33.7(100) | -20.7(100) | -12.8(100) |
1991 | -15.5(100) | -20.5(100) | -34.1( 81) | -35.8( 63) | -33.3( 23) | -30.4( 37) | - | - | - | - | - | - |
1992 | -18.0( 29) | -22.4(100) | -33.5(100) | -43.2(100) | -41.2(100) | -42.5(100) | -43.6(100) | -37.9(100) | -45.5(100) | -34.3(100) | -22.8(100) | -15.7(100) |
1993 | -13.7(100) | -24.0(100) | -34.3(100) | -42.3(100) | -47.9(100) | -43.5(100) | -44.0(100) | -44.5(100) | -39.7(100) | -32.9(100) | -22.5(100) | -16.3(100) |
1994 | -14.9( 94) | -25.2(100) | -38.3(100) | -38.8(100) | -45.9(100) | -43.7(100) | -41.0(100) | -49.1(100) | -39.7(100) | -32.1(100) | -22.0(100) | -15.3(100) |
1995 | -16.0(100) | -22.9( 96) | -34.3(100) | -40.3(100) | -43.1(100) | -43.1(100) | -42.5(100) | -41.2(100) | -39.2(100) | -33.0(100) | -22.3(100) | -13.6( 97) |
1996 | -15.9( 97) | -22.8(100) | -32.0(100) | - | -45.0(100) | -44.2(100) | -44.4( 97) | -38.3(100) | -42.6(100) | -35.9(100) | -20.8(100) | -13.3( 97) |
1997 | -15.3(100) | -23.9(100) | -35.1(100) | -43.6(100) | -45.4(100) | -42.0(100) | -47.8(100) | -46.8(100) | -38.0(100) | -30.0(100) | -17.4(100) | -14.7(100) |
1998 | -10.5( 13) | - | - | - | - | - | - | - | - | - | - | - |
1999 | - | - | - | - | - | - | - | - | - | - | - | - |
2000 | - | - | - | - | - | - | - | - | - | - | - | - |
2001 | - | - | - | - | - | - | - | - | - | - | - | - |
2002 | - | - | - | - | - | - | - | - | - | - | - | - |
2003 | - | - | - | - | - | - | - | - | - | - | - | - |
2004 | - | - | - | - | - | - | - | - | - | - | - | - |
2005 | - | - | - | - | - | - | - | - | - | - | - | - |
2006 | - | - | - | - | - | - | - | - | - | - | - | - |
2007 | - | - | - | - | - | - | - | - | - | - | - | - |
2008 | - | - | - | - | - | - | - | - | - | - | - | - |
2009 | - | - | - | - | - | - | - | - | - | - | - | - |