Zhongshan wind_direction
1990       -       -       -       -       -       -       -       -       -    90.0       -       -
1991       -       -       -       -   106.0       -    91.0       -       -       -       -       -
1992       -       -       -       -       -       -       -    99.0       -       -       -       -
1993       -    83.0    97.0       -   100.0   109.0   100.0   101.0   101.0    92.0    84.0    81.0
1994    81.0       -       -       -       -       -       -       -       -       -    76.0       -
1995       -    85.0       -       -       -    93.0       -    80.0       -       -       -       -
1996       -       -       -       -       -       -       -       -       -       -       -       -
1997       -    74.0       -    86.0       -       -       -       -       -    72.0       -    75.0
1998       -       -    80.0       -    90.0    82.0    75.0    81.0    85.0    78.0       -       -
1999       -       -       -       -       -       -       -       -       -       -       -       -
2000       -       -       -       -       -       -       -    82.4       -       -       -       -
2001       -       -       -       -    89.9    84.8       -    83.8       -    75.6       -       -
2002       -       -       -       -       -       -    65.2    57.7    58.6    53.8    42.4       -
2003       -       -       -       -    59.7       -    61.7       -       -       -       -       -
2004       -       -       -       -       -    48.6    56.5    48.7    52.5       -       -       -
2005       -       -       -       -       -   283.0   279.1   269.8   246.2       -   280.5    27.0
2006       -    32.3    33.2    33.7       -       -       -    34.1    27.5       -       -       -
2007       -    28.8       -       -       -       -       -    29.1    36.2       -    42.4    31.8
2008    32.1    56.1       -    84.7    84.7    83.4    80.1    75.3    78.8    80.9    62.9       -
2009    71.4       -       -       -       -       -       -       -       -       -       -       -