Marsh wind_speed 1987 - - - - - - - - - - - - 1988 - - - - - - - - - - - - 1989 - - - - - - 13.7 - - - 7.6 - 1990 - 10.2 - 13.2 - - - - - 10.1 - - 1991 7.5 - 12.2 12.8 - - - - - - - - 1992 - - - - - - - - - - - - 1993 - - - - - - - - - 20.1 16.7 12.1 1994 15.9 - - 16.0 - - 19.4 19.8 - 18.6 14.9 - 1995 - - - 16.4 - 14.7 18.8 - - 15.7 16.9 - 1996 - 15.1 15.3 - 18.6 - - - 17.5 21.1 - - 1997 14.9 11.7 19.7 16.6 - - - - 15.8 18.3 - - 1998 - - 15.4 21.1 13.8 13.9 17.7 18.1 16.2 17.6 16.9 16.0 1999 14.5 15.9 17.1 18.6 16.8 18.0 17.7 23.3 18.7 20.3 18.4 14.8 2000 15.5 14.5 18.2 19.4 - 18.7 12.7 18.5 20.6 19.3 13.1 15.5 2001 14.4 19.4 - 17.5 15.5 19.3 15.8 23.1 21.0 25.9 - - 2002 - 19.1 14.1 - 18.9 19.4 18.4 17.9 16.5 21.3 15.3 16.6 2003 14.1 15.4 18.4 18.0 18.2 22.3 18.3 - - 21.6 14.6 15.4 2004 14.6 13.4 - - 17.3 18.2 21.7 25.1 19.9 - - 17.6 2005 13.2 19.3 17.0 14.4 14.0 16.4 17.5 16.3 14.6 17.5 16.2 15.1 2006 - - 16.6 14.7 - - - 17.1 17.5 - 16.4 16.0 2007 12.5 12.7 14.1 18.5 - - - 19.0 16.3 20.3 14.4 14.2 2008 14.8 14.9 14.9 18.8 16.7 20.0 18.6 18.7 16.6 - 14.8 18.9 2009 14.0 - - - - - - - - - - -