Marsh 06Z wind_speed 1987 - - - - - - - - - - - - 1988 - - - - - - - - - - - - 1989 - - - - - - - - - - 6.9 - 1990 - 10.4 - 12.3 - - - - - 10.4 - - 1991 7.1 - 12.9 11.9 - - - - - - - - 1992 - - - - - - - - - - - - 1993 - - - - - - - - - 19.4 15.6 11.8 1994 16.0 - - 17.0 - - 18.6 19.5 - 20.2 13.9 - 1995 - - - 15.0 - 14.9 18.6 - - - 18.1 13.4 1996 - 14.0 14.9 - 16.6 - 18.5 - 17.2 21.6 21.4 - 1997 - 11.1 19.2 16.9 - - - - 17.3 17.5 - - 1998 12.2 - 15.2 21.5 13.5 15.1 18.2 17.2 16.5 15.5 17.1 16.0 1999 14.3 15.7 17.5 18.1 16.6 18.1 19.5 24.0 19.0 21.0 16.9 15.1 2000 13.7 13.3 19.0 19.5 - 18.0 11.0 19.4 21.1 20.6 12.1 14.5 2001 13.7 18.6 - 18.0 13.8 20.8 15.8 20.5 19.5 29.0 - 22.0 2002 15.8 19.6 13.4 18.4 19.4 18.0 17.1 18.0 16.3 22.0 16.4 15.6 2003 13.4 15.5 17.5 16.9 19.5 22.3 18.9 - - 21.3 13.9 14.5 2004 14.0 12.4 - - 18.0 16.8 22.4 25.2 19.0 - - 17.1 2005 11.6 18.4 16.6 12.5 12.8 16.5 16.8 15.9 - 17.4 16.7 14.9 2006 - - 17.3 14.0 - - - 16.4 19.0 - 15.5 14.9 2007 11.1 - 14.8 18.3 - - - 19.4 16.1 18.4 14.8 14.1 2008 14.4 15.1 - 19.0 17.2 19.1 19.7 20.0 17.2 - 14.2 18.9 2009 13.5 - - - - - - - - - - -