Priestley_Gl 18Z wind_speed 1987 - - 35.6 - - - - - - 30.7 25.6 19.2 1988 20.4 24.1 - - - - - - - - - 20.0 1989 - 23.4 25.4 28.5 34.8 32.9 38.8 38.3 41.6 37.4 19.7 13.7 1990 19.7 24.7 25.5 35.5 26.2 30.1 28.7 37.4 31.5 25.6 22.2 14.8 1991 20.5 25.8 35.2 34.6 - - - - 34.4 - - 13.1 1992 19.3 24.4 28.7 31.3 28.9 34.5 39.1 37.5 38.8 26.9 - 17.7 1993 - 35.3 32.5 35.7 29.3 27.7 38.3 32.7 32.6 29.2 23.1 21.8 1994 20.0 31.4 37.2 26.1 31.1 36.3 34.7 - - - - 16.0 1995 18.3 - 30.8 36.4 28.8 37.5 38.0 35.6 27.0 26.1 31.2 - 1996 19.9 22.5 32.4 37.5 25.2 32.7 44.1 28.1 38.7 - - 17.1 1997 19.9 24.0 35.8 33.0 37.3 - - - - - - - 1998 - - 25.5 35.1 - - 36.9 33.1 27.6 - - - 1999 14.8 23.3 25.3 21.0 28.8 - - - - - 21.3 17.9 2000 20.5 23.8 26.9 24.9 24.5 33.0 34.8 36.7 36.6 - - 12.2 2001 17.5 22.0 37.3 34.1 36.6 30.1 36.5 28.1 32.5 30.2 20.3 21.3 2002 16.9 29.2 31.0 33.7 30.2 32.4 40.6 38.5 29.5 22.5 23.9 14.1 2003 19.5 23.8 29.5 33.0 31.3 31.7 - - - - 17.8 16.6 2004 17.6 20.3 32.3 35.4 36.4 34.7 40.9 42.9 26.8 29.1 26.2 20.5 2005 18.9 28.8 33.0 35.1 36.2 30.6 - - - - - - 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - - 2008 - - - - - - - - - - - - 2009 - - - - - - - - - - - -