Gill 18Z wind_speed
1985       -     7.1     8.9     5.3     2.8     9.2     5.7     7.1     7.9     8.9     7.8     7.3
1986     5.6     6.4     6.6     8.6    10.7     8.6     8.8     5.9     3.2       -     7.4     5.8
1987     7.2     8.4     4.9     4.3     5.6     8.2     7.6     4.3       -       -       -       -
1988     5.6     6.2     8.5     8.5     7.1    10.1     8.4    11.5       -     6.2     6.4     7.6
1989     7.7     5.1     7.6     9.6     9.0     6.1       -       -       -       -       -       -
1990       -       -       -       -       -       -       -       -       -       -       -       -
1991       -     7.0     7.5     7.5       -       -       -       -       -       -       -     8.7
1992     4.8     6.9     9.7     6.3       -       -       -     6.9       -       -     8.7     6.7
1993     6.0    10.5     8.1     8.0     5.8       -       -       -       -       -       -     5.1
1994     6.9     5.1       -       -     9.6       -       -       -       -       -       -     7.1
1995     6.2     8.0     7.3     6.3       -       -       -       -       -       -       -     7.8
1996     7.8     7.2     6.9     8.0     1.9    11.2       -       -       -       -       -     8.6
1997     7.4     8.5     7.8     7.5       -       -       -     5.6       -       -       -     0.8
1998     1.6     7.9     8.4     5.2    10.2       -     6.6       -       -       -       -     6.9
1999     7.0     5.9     6.8     7.6     4.4       -       -       -       -       -       -     7.0
2000     7.1     7.5     7.8     4.0     0.4       -       -       -       -       -       -     4.3
2001     6.6     6.6     6.9    10.1     6.6     7.7     6.9     4.3     7.2       -     6.7     7.2
2002     7.4     8.4       -       -       -       -       -       -       -       -       -     5.9
2003       -       -       -       -       -       -    26.1       -       -       -       -       -
2004       -       -       -       -       -       -       -       -       -       -       -       -
2005       -     6.5     9.2     6.9       -       -    36.2    12.0     7.3       -     9.5     8.7
2006     8.7       -       -       -       -       -       -       -       -       -       -       -
2007       -       -       -     9.1       -       -       -       -     3.5       -       -    10.2
2008     8.6     8.5     7.4     9.5     8.4       -       -       -       -       -       -       -
2009       -       -       -       -       -       -       -       -       -       -       -       -