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 0.00259 1993 0.01096 1994 0.02043 1995 0.03699 1996 0.07428 1997 0.12418 1998 0.23149 1999 0.37898 2000 0.68666 2001 1.25529 2002 1.9412 2003 3.89073 2004 8.07661 2005 13.34397 2006 23.54788 2007 33.49772 2008 49.6614 2009 63.20709 2010 71.13608 2011 84.25291 2012 99.55457 2013 106.3775 2014 112.60343 2015 126.92098 2016 135.80121 2017 127.46145