Great_Wall 12Z temperature 1987 - - - -3.4 - - -14.2 -5.5 - - -0.7 0.6 1988 - - 0.0 - -2.0 - - -9.4 - -3.9 -1.9 -0.2 1989 1.3 - 2.0 -4.8 -1.4 -2.3 - -2.2 -3.2 -1.2 -0.2 0.9 1990 2.0 2.7 1.0 -4.4 -4.7 -4.3 -5.9 -5.8 -3.6 -2.7 -1.6 - 1991 1.9 0.5 -0.6 -2.6 - - - - - - - - 1992 - - - - - - - - - - - - 1993 - - - - - - - - - -2.4 -0.7 0.3 1994 1.7 1.6 0.7 -1.0 -3.9 -4.2 -10.1 - -3.9 -5.8 0.1 - 1995 - 1.9 0.0 - -2.3 -6.1 -12.3 -11.0 -7.2 -1.8 -1.3 - 1996 1.4 2.4 0.9 -1.8 -2.6 -5.1 -3.9 -4.3 -2.1 -2.1 -1.0 0.6 1997 2.2 - 1.1 -2.2 -2.0 -4.9 - - -8.0 - -2.4 0.3 1998 2.2 2.1 0.6 0.9 -2.1 -1.4 -5.4 -7.2 -8.6 -2.3 -0.8 0.4 1999 1.8 1.5 1.2 0.6 -1.0 -3.8 -3.3 -5.5 -5.4 -1.9 0.0 0.9 2000 1.6 1.5 0.5 -0.1 -1.6 -2.4 -4.0 -6.6 -6.2 -2.3 -1.4 0.2 2001 1.3 0.4 - -2.7 -1.2 -5.5 - -2.5 -2.9 -0.8 - - 2002 - 2.1 -0.3 - -5.9 -9.1 -6.7 -4.7 -3.7 -6.1 -1.8 0.3 2003 1.5 1.9 -0.5 -0.8 -2.8 - -6.0 - - -2.8 -1.9 -1.6 2004 1.0 1.3 0.3 -2.3 -2.6 -3.1 -4.1 -4.9 -4.2 - - 0.2 2005 1.2 1.9 0.0 -1.5 -3.8 -7.9 -6.1 -4.2 -3.0 -1.4 -0.2 -0.1 2006 - - 2.0 -1.2 - - - -8.5 -4.5 - -0.6 1.0 2007 1.8 1.5 -1.4 - - - - -5.4 -3.8 -3.6 -1.8 0.4 2008 - 1.9 0.7 -1.6 -2.1 -3.8 -4.0 -4.6 -1.5 - -0.1 1.4 2009 2.2 - - - - - - - - - - -