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 0.03825 1987 0.07265 1988 0.19233 1989 0.30852 1990 0.42852 1991 0.51218 1992 0.60984 1993 0.66976 1994 1.26105 1995 2.30955 1996 4.68416 1997 9.53163 1998 17.15577 1999 31.07316 2000 54.74598 2001 74.59042 2002 78.16562 2003 82.59725 2004 87.13362 2005 91.06664 2006 92.72859 2007 100.37658 2008 105.21868 2009 108.42473 2010 111.11007 2011 113.46445 2012 111.09595 2013 110.4354 2014 113.5087 2015 113.16582 2016 110.49835 2017 104.65253