Great_Wall temperature 1985 2.8 2.0 -0.6 -0.7 -4.0 -4.5 -3.2 -3.9 -1.8 -1.6 0.1 1.0 1986 1.5 1.3 1.3 -1.9 -7.8 -7.7 -7.5 -7.2 -5.7 -2.6 -2.7 -0.3 1987 1.0 1.3 0.3 -3.0 -5.4 -7.7 -13.4 -5.0 -6.6 -2.6 -0.6 0.7 1988 1.2 2.4 0.1 -1.1 -2.0 -7.1 -5.2 -8.9 -3.8 -3.3 -1.9 -0.2 1989 1.5 2.3 2.2 -4.5 -1.0 -2.3 -1.0 -2.1 -3.1 -1.0 -0.2 1.1 1990 2.3 2.9 1.2 -4.5 -4.9 -4.6 -5.5 -5.7 -3.6 -2.5 -1.2 0.1 1991 2.0 0.8 -0.4 -2.6 -7.2 -9.2 -6.7 -7.2 -3.3 -3.8 -1.2 -0.5 1992 1.6 0.8 -1.4 -1.2 -8.6 -8.5 -7.9 -5.1 -3.1 -3.6 -0.9 1.7 1993 1.7 2.1 0.2 -1.3 -2.3 -4.0 -3.4 -4.1 -4.0 -2.5 -0.5 0.3 1994 2.0 1.7 0.9 -1.0 -3.6 -3.9 -10.7 -3.9 -3.8 -5.6 0.0 1.0 1995 2.6 2.3 0.3 -1.3 -2.3 -6.4 -12.2 -11.1 -7.1 -1.9 -1.2 0.8 1996 1.6 2.6 1.4 -1.6 -2.5 -4.7 -3.7 -4.2 -2.2 -2.2 -0.7 0.7 1997 2.8 2.1 1.5 -1.6 -1.7 -4.3 -6.7 -5.6 -7.4 -3.3 -2.3 0.7 1998 2.5 2.4 1.0 0.9 -1.9 -1.4 -5.3 -6.8 -8.0 -2.2 -0.8 0.4 1999 1.9 2.0 1.6 0.8 -0.9 -3.6 -3.4 -5.4 -5.4 -2.0 0.0 1.2 2000 1.9 2.1 0.9 0.0 -1.6 -2.2 -3.4 -6.5 -6.0 -2.0 -1.3 0.2 2001 1.5 0.5 - -2.8 -1.1 -5.2 - -2.7 -2.7 -0.7 - - 2002 - 2.4 -0.3 - -5.9 -9.1 -6.9 -4.7 -3.3 -5.9 -1.6 0.5 2003 1.9 2.1 -0.3 -0.6 -2.6 -7.4 -6.1 - - -2.6 -2.0 -1.3 2004 1.0 1.6 - - -2.7 -2.9 -3.9 -4.5 -4.4 - - 0.4 2005 1.2 2.0 0.4 -1.1 -3.6 -7.7 -6.2 -3.9 -2.6 -1.4 -0.4 0.0 2006 - - 2.4 -0.7 - - - -8.1 -4.6 - -0.6 1.1 2007 1.9 1.8 -1.0 -4.1 - - - -5.5 -3.7 -3.7 -2.0 0.4 2008 - 2.1 0.7 -1.6 -1.9 -3.6 -4.0 -4.3 -1.3 - 0.0 1.5 2009 2.4 - - - - - - - - - - -