Campbell 06Z wind_speed 1961 - - - 17.3 15.0 20.7 13.5 15.5 17.2 20.6 18.4 18.1 1962 19.4 17.4 17.5 17.7 14.2 16.1 15.9 19.5 17.9 15.8 18.0 18.5 1963 19.2 18.1 18.5 16.2 19.2 18.8 12.6 15.4 16.3 24.6 19.1 18.1 1964 16.9 15.4 18.4 20.9 21.5 16.2 17.2 18.1 18.7 15.6 15.9 15.2 1965 13.2 18.0 14.6 20.1 18.2 24.2 16.4 16.0 19.3 22.9 17.2 21.6 1966 19.7 18.7 14.9 18.4 12.3 20.4 13.7 15.3 16.9 20.5 17.4 16.1 1967 15.3 20.6 20.3 23.2 19.6 23.3 18.9 21.1 13.2 22.5 17.5 16.0 1968 15.8 18.9 19.0 14.6 15.4 13.7 17.5 16.8 18.4 19.8 19.1 15.5 1969 16.5 18.0 20.7 16.7 16.7 20.3 17.6 19.8 14.3 21.5 19.2 15.7 1970 19.7 16.6 15.3 19.2 16.1 16.7 14.9 18.2 - - 18.2 17.9 1971 14.8 17.4 19.7 19.5 15.6 11.8 10.8 9.4 18.6 14.1 15.2 15.6 1972 13.9 20.0 20.2 17.8 20.7 16.5 13.9 16.4 19.2 22.2 20.7 16.3 1973 17.7 20.4 16.8 19.1 13.6 17.7 12.8 13.8 19.9 22.7 16.9 16.6 1974 20.7 17.5 17.6 14.6 21.6 15.3 16.1 15.8 16.4 20.5 16.6 15.5 1975 12.9 18.2 17.5 19.8 18.8 19.3 17.4 15.3 21.8 19.7 19.2 17.9 1976 18.7 18.7 19.5 21.0 15.5 16.8 17.4 9.4 14.1 12.4 10.9 10.7 1977 14.3 19.2 19.1 14.2 14.7 17.1 14.7 14.5 14.8 24.3 20.5 14.9 1978 18.3 19.7 20.5 18.7 18.0 17.5 20.0 16.7 18.4 20.1 21.2 16.2 1979 21.5 19.3 18.2 19.4 16.8 22.7 17.9 13.0 18.2 17.8 15.4 14.8 1980 16.7 15.9 16.6 21.6 19.1 14.3 15.6 19.5 18.3 19.5 19.8 12.4 1981 18.5 - 15.9 15.6 16.0 13.2 12.6 - - - - - 1982 - - - 11.5 12.2 14.9 15.7 18.5 20.3 18.0 - - 1983 - - - 18.5 19.8 15.7 17.6 20.9 17.5 17.8 - - 1984 - - 12.8 20.1 19.5 22.5 16.2 - 13.2 - - - 1985 - - 19.8 17.5 16.4 17.2 16.2 17.3 18.4 - - - 1986 - - 15.8 17.8 19.0 - 13.9 10.6 16.0 - - - 1987 - - 13.8 20.6 19.9 19.6 19.9 17.9 18.7 - - - 1988 - - - 20.9 20.1 19.7 16.1 19.1 17.2 16.0 - - 1989 - - - 19.5 15.5 19.4 13.1 10.6 11.9 - - - 1990 - - - - - - - - - - - - 1991 - - - - - - - - - - - - 1992 - - - 21.0 16.8 14.3 15.2 - 12.2 - - - 1993 - - - 13.0 17.0 - 17.0 14.7 16.1 - - - 1994 - - - 17.5 14.2 12.3 15.6 19.4 14.0 - - - 1995 18.4 15.9 17.8 12.9 16.5 14.9 14.0 15.2 16.8 16.0 17.0 15.9 1996 11.9 14.6 - 12.9 19.4 14.6 12.1 12.1 13.5 16.0 11.9 14.3 1997 14.7 14.3 18.0 15.6 18.1 18.5 15.5 12.2 18.7 18.0 18.5 17.3 1998 15.8 - 17.5 17.2 15.0 19.1 17.6 20.5 18.1 15.0 16.6 16.5 1999 16.7 16.1 13.7 17.9 17.6 - - - - - - - 2000 - - - - - - - - - - - - 2001 - - - - - - - - - - - - 2002 - - - - - - - - - - - - 2003 - - - - - - - - - - - - 2004 - - - - - - - - - - - - 2005 - - - - - - - - - - - - 2006 - - - - - - - - - - - - 2007 - - - - - - 13.9 16.5 16.3 14.4 18.1 15.3 2008 19.6 15.6 18.1 16.1 11.7 18.2 11.9 14.6 15.6 18.7 16.1 13.5 2009 15.4 - - - - - - - - - - -