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 0.012 1992 0.04492 1993 0.13556 1994 0.29368 1995 0.47208 1996 1.9353 1997 5.09101 1998 9.35223 1999 18.86698 2000 42.23693 2001 67.63716 2002 83.98174 2003 94.81805 2004 105.30328 2005 114.79505 2006 120.46856 2007 127.73158 2008 132.19913 2009 124.56193 2010 122.75768 2011 124.59131 2012 127.72469 2013 129.49478 2014 131.27391 2015 117.45431 2016 117.66193 2017 118.99206