Great_Wall 00Z wind_speed 1987 - - - - - - - - 17.3 - 18.5 14.3 1988 12.3 - - - - - - - - - 13.2 - 1989 - 11.7 16.1 - 17.1 18.0 - 17.1 22.1 21.5 13.3 14.4 1990 14.5 15.2 15.9 15.1 - 17.7 14.8 16.6 18.0 12.1 15.5 12.9 1991 - 14.8 14.5 15.7 - - - - - - - - 1992 - - - - - - - - - - - - 1993 - - - - - - - - - 17.4 17.2 11.5 1994 14.0 15.5 14.8 14.7 13.0 12.1 16.2 14.2 15.9 13.4 10.8 11.2 1995 12.9 12.3 13.9 15.3 16.3 13.5 12.1 13.3 10.7 12.9 12.6 12.1 1996 13.7 12.4 11.4 11.4 15.2 15.1 16.9 13.8 13.3 16.3 13.5 14.3 1997 - - 15.6 13.0 15.7 12.7 11.6 12.9 13.7 14.8 - - 1998 9.6 13.2 11.7 17.8 12.8 12.3 14.6 15.2 12.9 12.9 13.9 11.1 1999 11.0 13.6 13.5 13.6 13.9 17.0 15.9 18.7 16.7 16.2 14.2 12.9 2000 13.1 12.6 15.5 16.7 13.7 16.5 11.4 17.5 17.9 16.9 12.4 14.5 2001 - 13.9 14.6 16.9 17.5 16.5 13.0 20.8 18.7 21.2 - - 2002 11.1 11.6 8.6 10.9 10.4 11.8 14.8 14.3 14.5 16.6 9.8 14.8 2003 10.3 11.7 14.9 13.9 12.8 11.7 15.7 - - 19.2 13.1 12.3 2004 13.8 11.6 - - 13.7 15.4 17.5 18.7 18.0 - - 15.5 2005 12.5 18.9 14.9 10.8 12.7 14.3 12.3 13.1 12.1 16.5 13.3 12.8 2006 - - 14.7 13.2 - - - 14.0 15.1 - 14.0 - 2007 10.8 13.3 11.7 16.5 - - 11.4 - 14.2 16.3 11.7 13.6 2008 - - - 13.8 14.1 17.1 16.7 18.0 15.1 - 14.3 16.1 2009 15.8 - - - - - - - - - - -