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 0.00152 1994 0.0045 1995 0.0064 1996 0.01658 1997 0.01914 1998 0.01894 1999 0.02501 2000 0.02906 2001 0.04862 2002 0.10179 2003 0.13967 2004 0.19231 2005 0.26546 2006 0.43855 2007 0.50363 2008 0.7425 2009 1.00803 2010 1.18431 2011 2.46003 2012 7.31491 2013 13.28012 2014 55.90717 2015 78.22681 2016 95.65321 2017 89.84576