Year Freq       Damage
1980	2	56.2
1981	1	1
1982	1	1.1
1983	4	16.3
1984	1	1
1985	5	11.5
1986	1	2.7
1987    0       NA
1988	1	76
1989	4	20.3
1990	3	8.9
1991	3	7.6
1992	6	52.4
1993	4	44.4
1994	6	12
1995	5	27.4
1996	3	12.9
1997	3	10.8
1998	9	31.4
1999	5	14.7
2000	2	7.8
2001	2	8.8
2002	3	17.1
2003	5	16.5
2004	5	54.8
2005	5	184.2
2006	6	12.9
2007	5	11.8
2008	9	59.2
2009	6	11.2
2010	4	9.1
2011	14	59.6