Marion wind_speed
2003    17.3    14.0    14.8    13.1       -    18.6    16.0       -       -       -       -    16.9
2004       -    13.2       -       -       -    15.8    20.2       -    14.8       -       -    16.3
2005    13.7    13.5       -       -    14.8       -    17.0    15.1       -       -    14.0       -
2006    14.9    15.7    14.8    16.1       -       -       -    16.8    19.6       -    16.7       -
2007    15.5    14.1       -    16.5       -       -    17.4    15.3    19.4    17.6    14.7    13.9
2008    15.0    14.7    13.1    13.6    14.7       -       -    15.1       -    16.4    14.9    16.0
2009    13.5       -       -       -       -       -       -       -       -       -       -       -