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 0.00947 1997 0.15959 1998 0.25191 1999 0.26419 2000 0.56965 2001 0.83602 2002 2.35173 2003 3.79014 2004 6.77558 2005 10.66811 2006 42.58111 2007 63.97461 2008 49.58359 2009 75.86762 2010 134.33911 2011 111.67187 2012 115.29934 2013 115.64764 2014 119.0253 2015 118.77098 2016 117.42848 2017 119.04397