Great_Wall wind_speed 1985 13.5 13.7 12.9 14.2 15.0 14.2 19.4 14.1 17.9 16.0 12.5 13.3 1986 10.3 8.2 11.6 11.6 16.7 16.1 13.9 14.4 15.6 15.2 13.7 13.1 1987 11.2 10.4 16.0 15.4 17.7 16.5 14.6 16.7 18.1 21.1 18.5 13.3 1988 11.4 14.1 15.2 12.5 12.9 - - 13.9 - 15.4 13.1 13.1 1989 - 11.5 14.7 19.4 17.9 18.0 - 17.3 22.7 22.5 12.9 14.2 1990 13.9 15.0 17.1 17.2 13.8 16.2 15.1 17.3 16.5 15.9 17.0 - 1991 - 15.6 14.1 15.3 - 13.5 14.6 15.8 13.5 16.3 14.4 13.7 1992 12.3 14.2 13.1 12.3 13.5 12.0 13.5 12.5 14.8 13.7 14.8 12.7 1993 11.6 11.8 13.7 14.6 17.7 15.6 13.9 14.2 16.5 19.3 17.6 10.8 1994 14.4 15.6 14.5 15.3 12.5 12.3 14.7 - 15.6 14.9 11.6 10.1 1995 11.2 12.2 14.4 - 16.0 13.1 12.8 13.3 10.3 12.5 13.1 11.2 1996 12.7 12.6 11.9 10.5 13.2 13.9 17.0 13.8 14.5 16.4 15.0 14.1 1997 13.6 9.1 16.0 14.1 14.8 11.5 13.4 14.0 13.0 14.0 12.3 8.0 1998 10.1 12.1 11.9 18.8 13.1 12.0 14.5 14.0 14.4 13.9 14.4 11.8 1999 10.8 14.4 14.2 14.9 12.9 16.3 - - 14.8 16.0 - 11.6 2000 12.7 11.5 14.5 17.7 14.9 16.3 13.0 16.6 17.9 18.3 12.2 14.8 2001 11.9 14.2 - 16.2 16.6 17.5 - 20.7 18.1 22.6 - - 2002 - 12.3 9.5 - 11.2 13.8 14.7 15.4 14.0 16.5 11.9 14.8 2003 10.2 13.2 14.5 14.3 13.9 12.1 15.3 - - 18.6 13.0 14.2 2004 13.0 11.6 - - 15.5 15.7 18.5 20.4 18.1 - - 15.0 2005 12.1 17.3 15.2 12.1 11.8 14.5 13.3 14.1 13.3 16.8 14.3 12.7 2006 - - 13.8 13.0 - - - 14.1 14.7 - 14.0 14.1 2007 11.4 11.6 12.0 16.0 - - - 17.1 14.7 16.0 12.6 13.8 2008 - 14.5 13.2 15.2 15.2 17.1 16.2 17.2 16.4 - 14.0 17.3 2009 13.6 - - - - - - - - - - -