Year	Per 100 People
1960	0
1965	0
1970	0
1975	0
1976	0
1977	0
1978	0
1979	0
1980	0
1981	0
1982	0
1983	0
1984	0
1985	0
1986	0
1987	0
1988	0
1989	0
1990	0
1991	0
1992	0
1993	0
1994	0
1995	0
1996	0
1997	0
1998	0.45809
1999	1.33891
2000	3.1089
2001	5.12616
2002	6.29088
2003	7.81687
2004	13.24137
2005	18.08526
2006	22.31119
2007	33.37919
2008	45.87491
2009	56.27561
2010	60.34054
2011	62.56152
2012	64.49504
2013	70.23444
2014	70.79006
2015	71.34133
2016	74.08246